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Finding the Fourth Proportional to 498.24, 747.39 and 133.02

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Solution

The fourth proportional to 498.24, 747.39 and 133.02 is: 199.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    498.24 : 747.39 = 133.02 : x
  2. Step 2: Convert to fraction form
    498.24/747.39 = 133.02/x
  3. Step 3: Cross multiply
    498.24x = 747.39 × 133.02
  4. Step 4: Simplify right side
    498.24x = 99,414.08
  5. Step 5: Solve for x
    x = 99,414.08/498.24
  6. Step 6: Final answer
    x = 199.53

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