Finding the Third Proportional to 394,132.50 and 861,877.50
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Solution
The third proportional to 394,132.50 and 861,877.50 is: 1,884,728.68
Step by Step Solution
- Step 1: Write the proportion equation
394,132.50 : 861,877.50 = 861,877.50 : x - Step 2: Convert to fraction form
394,132.50/861,877.50 = 861,877.50/x - Step 3: Cross multiply
394,132.50x = 861,877.50 × 861,877.50 - Step 4: Simplify right side
394,132.50x = 742,832,825,006.25 - Step 5: Solve for x
x = 742,832,825,006.25/394,132.50 - Step 6: Final answer
x = 1,884,728.68
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.