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Finding the Third Proportional to 155,164 and 332,471

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Solution

The third proportional to 155,164 and 332,471 is: 712,387.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,164 : 332,471 = 332,471 : x
  2. Step 2: Convert to fraction form
    155,164/332,471 = 332,471/x
  3. Step 3: Cross multiply
    155,164x = 332,471 × 332,471
  4. Step 4: Simplify right side
    155,164x = 110,536,965,841
  5. Step 5: Solve for x
    x = 110,536,965,841/155,164
  6. Step 6: Final answer
    x = 712,387.96

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.