Proportion | iCalculator™
math.icalculator.info › ratio-and-proportionAs you see, the result obtained is the same with either method used. Graph of Direct Proportion. In ratio tutorial 4.1 we proved that ratios produce a linear graph. Since the direct proportion is obtained by two equal ratios, it is easy to conclude that the graph representing a direct proportion is a straight (sloped) line that starts from the origin (otherwise it is not a direct proportion ...