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Finding the Fourth Proportional to 435,769.47, 653,691.87 and 120,226.38

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Solution

The fourth proportional to 435,769.47, 653,691.87 and 120,226.38 is: 180,349.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,769.47 : 653,691.87 = 120,226.38 : x
  2. Step 2: Convert to fraction form
    435,769.47/653,691.87 = 120,226.38/x
  3. Step 3: Cross multiply
    435,769.47x = 653,691.87 × 120,226.38
  4. Step 4: Simplify right side
    435,769.47x = 78,591,007,165.53
  5. Step 5: Solve for x
    x = 78,591,007,165.53/435,769.47
  6. Step 6: Final answer
    x = 180,349.96

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