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Finding the Fourth Proportional to 423.88, 635.84 and 150

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Solution

The fourth proportional to 423.88, 635.84 and 150 is: 225.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    423.88 : 635.84 = 150 : x
  2. Step 2: Convert to fraction form
    423.88/635.84 = 150/x
  3. Step 3: Cross multiply
    423.88x = 635.84 × 150
  4. Step 4: Simplify right side
    423.88x = 95,376
  5. Step 5: Solve for x
    x = 95,376/423.88
  6. Step 6: Final answer
    x = 225.01

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