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Finding the Fourth Proportional to 441.78, 662.76 and 153.24

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Solution

The fourth proportional to 441.78, 662.76 and 153.24 is: 229.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.78 : 662.76 = 153.24 : x
  2. Step 2: Convert to fraction form
    441.78/662.76 = 153.24/x
  3. Step 3: Cross multiply
    441.78x = 662.76 × 153.24
  4. Step 4: Simplify right side
    441.78x = 101,561.34
  5. Step 5: Solve for x
    x = 101,561.34/441.78
  6. Step 6: Final answer
    x = 229.89

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