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Finding the Fourth Proportional to 234,474.73, 323,648.70 and 149,591.72

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Solution

The fourth proportional to 234,474.73, 323,648.70 and 149,591.72 is: 206,483.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,474.73 : 323,648.70 = 149,591.72 : x
  2. Step 2: Convert to fraction form
    234,474.73/323,648.70 = 149,591.72/x
  3. Step 3: Cross multiply
    234,474.73x = 323,648.70 × 149,591.72
  4. Step 4: Simplify right side
    234,474.73x = 48,415,165,956.92
  5. Step 5: Solve for x
    x = 48,415,165,956.92/234,474.73
  6. Step 6: Final answer
    x = 206,483.52

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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.