Finding the Third Proportional to 212,207.34 and 331,227.98
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Solution
The third proportional to 212,207.34 and 331,227.98 is: 517,003.68
Step by Step Solution
- Step 1: Write the proportion equation
212,207.34 : 331,227.98 = 331,227.98 : x - Step 2: Convert to fraction form
212,207.34/331,227.98 = 331,227.98/x - Step 3: Cross multiply
212,207.34x = 331,227.98 × 331,227.98 - Step 4: Simplify right side
212,207.34x = 109,711,977,633.13 - Step 5: Solve for x
x = 109,711,977,633.13/212,207.34 - Step 6: Final answer
x = 517,003.68
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.