Finding the Third Proportional to 391,051.13 and 523,761.19
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Solution
The third proportional to 391,051.13 and 523,761.19 is: 701,508.74
Step by Step Solution
- Step 1: Write the proportion equation
391,051.13 : 523,761.19 = 523,761.19 : x - Step 2: Convert to fraction form
391,051.13/523,761.19 = 523,761.19/x - Step 3: Cross multiply
391,051.13x = 523,761.19 × 523,761.19 - Step 4: Simplify right side
391,051.13x = 274,325,781,531.41 - Step 5: Solve for x
x = 274,325,781,531.41/391,051.13 - Step 6: Final answer
x = 701,508.74
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These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.