Interval: A scale that represents quantity and has equal units but for which zero represents simply an additional point of measurement is an interval scale. The Fahrenheit scale is a clear example of the interval scale of measurement. Thus, 60 degree Fahrenheit or -10 degrees Fahrenheit represent interval data.
Convert Gallons to Acre-feet: Divide Gallons by 325,851. Example: An 800,000 gallon pond = 2.46 acre feet. Convert Acre-feet to Gallons: Multiply Acre-feet by 325,851. Example: A 5 acre-foot pond = 1,629,255 gallons. Background. One acre-foot is equivalent to one-acre of water that is one-foot deep. An acre is a measure of surface area that totals 43,560 square feet. An acre can be of any shapeâa rectangle, a triangle, a circle, or even a starâso long as its area is exactly 43,560 square feet.
Then multiply the amount of Cubic Foot you want to convert to Acre Inch, use the chart below to guide you. 1  1 cubic foot in acre inch = 0.00027548 ft3. 2  10 cubic foot in acre inch = 0.00275482 ft3. 3  50 cubic foot in acre inch = 0.0137741 ft3.  100 cubic foot in acre inch = 0.02754821 ft3.