Finding the Third Proportional to 521,781.75 and 698,199.75
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Solution
The third proportional to 521,781.75 and 698,199.75 is: 934,265.89
Step by Step Solution
- Step 1: Write the proportion equation
521,781.75 : 698,199.75 = 698,199.75 : x - Step 2: Convert to fraction form
521,781.75/698,199.75 = 698,199.75/x - Step 3: Cross multiply
521,781.75x = 698,199.75 × 698,199.75 - Step 4: Simplify right side
521,781.75x = 487,482,890,900.06 - Step 5: Solve for x
x = 487,482,890,900.06/521,781.75 - Step 6: Final answer
x = 934,265.89
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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.