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Finding the Fourth Proportional to 424.03, 636.24 and 251.04

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Solution

The fourth proportional to 424.03, 636.24 and 251.04 is: 376.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    424.03 : 636.24 = 251.04 : x
  2. Step 2: Convert to fraction form
    424.03/636.24 = 251.04/x
  3. Step 3: Cross multiply
    424.03x = 636.24 × 251.04
  4. Step 4: Simplify right side
    424.03x = 159,720.03
  5. Step 5: Solve for x
    x = 159,720.03/424.03
  6. Step 6: Final answer
    x = 376.67

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