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Finding the Third Proportional to 175,930 and 383,436

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Solution

The third proportional to 175,930 and 383,436 is: 835,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,930 : 383,436 = 383,436 : x
  2. Step 2: Convert to fraction form
    175,930/383,436 = 383,436/x
  3. Step 3: Cross multiply
    175,930x = 383,436 × 383,436
  4. Step 4: Simplify right side
    175,930x = 147,023,166,096
  5. Step 5: Solve for x
    x = 147,023,166,096/175,930
  6. Step 6: Final answer
    x = 835,691.28

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.