proportional - one of the quantities in a mathematical proportion. quantity - the concept that something has a magnitude and can be represented in mathematical expressions by a constant or a variable.
The third trimester is when women should eat around 500 extra calories per day. Special Considerations. While the 300 calorie per day example above is just an example, there are some special cases in which a woman might need to adjust her daily calorie intake to fit her needs.
For the first six months of your pregnancy (first and second trimesters), you won't need to have more calories than you did before you became pregnant. That's about 2,000 calories a day.However, during the last three months of your pregnancy (third trimester) , you will need an extra 200 calories a day, making a total of about 2,200 calories a day. Bear in mind that we're all different shapes and sizes, and some of us are more active than others.ou are supposed to gain 20-30 pounds with a single baby during pregnancy. 20 lbs is 70,000 calories. Only having 200 calories more a day only for the last trimester is only 16,800 calories. That's only 4.8 pounds of weight gain which is not enough.