Finding the Third Proportional to 292,591.13 and 638,763.75
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Solution
The third proportional to 292,591.13 and 638,763.75 is: 1,394,502.75
Step by Step Solution
- Step 1: Write the proportion equation
292,591.13 : 638,763.75 = 638,763.75 : x - Step 2: Convert to fraction form
292,591.13/638,763.75 = 638,763.75/x - Step 3: Cross multiply
292,591.13x = 638,763.75 × 638,763.75 - Step 4: Simplify right side
292,591.13x = 408,019,128,314.06 - Step 5: Solve for x
x = 408,019,128,314.06/292,591.13 - Step 6: Final answer
x = 1,394,502.75
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.