Finding the Third Proportional to 252,556.50 and 392,115.75
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Solution
The third proportional to 252,556.50 and 392,115.75 is: 608,793.52
Step by Step Solution
- Step 1: Write the proportion equation
252,556.50 : 392,115.75 = 392,115.75 : x - Step 2: Convert to fraction form
252,556.50/392,115.75 = 392,115.75/x - Step 3: Cross multiply
252,556.50x = 392,115.75 × 392,115.75 - Step 4: Simplify right side
252,556.50x = 153,754,761,398.06 - Step 5: Solve for x
x = 153,754,761,398.06/252,556.50 - Step 6: Final answer
x = 608,793.52
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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.