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Finding the Fourth Proportional to 508,084.52, 762,052.58 and 148,158.65

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Solution

The fourth proportional to 508,084.52, 762,052.58 and 148,158.65 is: 222,216.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,084.52 : 762,052.58 = 148,158.65 : x
  2. Step 2: Convert to fraction form
    508,084.52/762,052.58 = 148,158.65/x
  3. Step 3: Cross multiply
    508,084.52x = 762,052.58 × 148,158.65
  4. Step 4: Simplify right side
    508,084.52x = 112,904,676,930.76
  5. Step 5: Solve for x
    x = 112,904,676,930.76/508,084.52
  6. Step 6: Final answer
    x = 222,216.33

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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.