Finding the Third Proportional to 212,872.75 and 354,773.75
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Solution
The third proportional to 212,872.75 and 354,773.75 is: 591,265.97
Step by Step Solution
- Step 1: Write the proportion equation
212,872.75 : 354,773.75 = 354,773.75 : x - Step 2: Convert to fraction form
212,872.75/354,773.75 = 354,773.75/x - Step 3: Cross multiply
212,872.75x = 354,773.75 × 354,773.75 - Step 4: Simplify right side
212,872.75x = 125,864,413,689.06 - Step 5: Solve for x
x = 125,864,413,689.06/212,872.75 - Step 6: Final answer
x = 591,265.97
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Why These Related Problems?
These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.