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Finding the Third Proportional to 238,746.38 and 513,046.13

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Solution

The third proportional to 238,746.38 and 513,046.13 is: 1,102,493.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,746.38 : 513,046.13 = 513,046.13 : x
  2. Step 2: Convert to fraction form
    238,746.38/513,046.13 = 513,046.13/x
  3. Step 3: Cross multiply
    238,746.38x = 513,046.13 × 513,046.13
  4. Step 4: Simplify right side
    238,746.38x = 263,216,326,377.52
  5. Step 5: Solve for x
    x = 263,216,326,377.52/238,746.38
  6. Step 6: Final answer
    x = 1,102,493.50

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.