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Finding the Fourth Proportional to 537,660.60, 806,489.92 and 158,847.44

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Solution

The fourth proportional to 537,660.60, 806,489.92 and 158,847.44 is: 238,270.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,660.60 : 806,489.92 = 158,847.44 : x
  2. Step 2: Convert to fraction form
    537,660.60/806,489.92 = 158,847.44/x
  3. Step 3: Cross multiply
    537,660.60x = 806,489.92 × 158,847.44
  4. Step 4: Simplify right side
    537,660.60x = 128,108,859,177.81
  5. Step 5: Solve for x
    x = 128,108,859,177.81/537,660.60
  6. Step 6: Final answer
    x = 238,270.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.