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Finding the Fourth Proportional to 558,753.56, 838,158.06 and 159,453.16

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Solution

The fourth proportional to 558,753.56, 838,158.06 and 159,453.16 is: 239,187.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,753.56 : 838,158.06 = 159,453.16 : x
  2. Step 2: Convert to fraction form
    558,753.56/838,158.06 = 159,453.16/x
  3. Step 3: Cross multiply
    558,753.56x = 838,158.06 × 159,453.16
  4. Step 4: Simplify right side
    558,753.56x = 133,646,951,246.47
  5. Step 5: Solve for x
    x = 133,646,951,246.47/558,753.56
  6. Step 6: Final answer
    x = 239,187.65

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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.