Another round of winter weather moves into the South Associated Press; The 38 most amazing photos of this week's weather
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. proportion - the quotient obtained when the magnitude of a part is divided by the magnitude of the whole.
The quantities y and x are proportional if y/x = k, where k is the constant of proportionality. The quantity y is proportional to x if y = kx, where k is the constant of proportionality. 1350-1400; Middle English proporcional < Latin prÅportiÅnÄlis. proportional, proportionate.