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Finding the Fourth Proportional to 323,132.38, 445,914 and 179,892.44

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Solution

The fourth proportional to 323,132.38, 445,914 and 179,892.44 is: 248,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,132.38 : 445,914 = 179,892.44 : x
  2. Step 2: Convert to fraction form
    323,132.38/445,914 = 179,892.44/x
  3. Step 3: Cross multiply
    323,132.38x = 445,914 × 179,892.44
  4. Step 4: Simplify right side
    323,132.38x = 80,216,557,490.16
  5. Step 5: Solve for x
    x = 80,216,557,490.16/323,132.38
  6. Step 6: Final answer
    x = 248,246.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.