Finding the Third Proportional to 457,447.50 and 706,909.50
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Solution
The third proportional to 457,447.50 and 706,909.50 is: 1,092,411.79
Step by Step Solution
- Step 1: Write the proportion equation
457,447.50 : 706,909.50 = 706,909.50 : x - Step 2: Convert to fraction form
457,447.50/706,909.50 = 706,909.50/x - Step 3: Cross multiply
457,447.50x = 706,909.50 × 706,909.50 - Step 4: Simplify right side
457,447.50x = 499,721,041,190.25 - Step 5: Solve for x
x = 499,721,041,190.25/457,447.50 - Step 6: Final answer
x = 1,092,411.79
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.