Finding the Third Proportional to 474,320.25 and 622,743.75
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Solution
The third proportional to 474,320.25 and 622,743.75 is: 817,611.68
Step by Step Solution
- Step 1: Write the proportion equation
474,320.25 : 622,743.75 = 622,743.75 : x - Step 2: Convert to fraction form
474,320.25/622,743.75 = 622,743.75/x - Step 3: Cross multiply
474,320.25x = 622,743.75 × 622,743.75 - Step 4: Simplify right side
474,320.25x = 387,809,778,164.06 - Step 5: Solve for x
x = 387,809,778,164.06/474,320.25 - Step 6: Final answer
x = 817,611.68
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These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.