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Finding the Fourth Proportional to 483.47, 725.22 and 158.86

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Solution

The fourth proportional to 483.47, 725.22 and 158.86 is: 238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.47 : 725.22 = 158.86 : x
  2. Step 2: Convert to fraction form
    483.47/725.22 = 158.86/x
  3. Step 3: Cross multiply
    483.47x = 725.22 × 158.86
  4. Step 4: Simplify right side
    483.47x = 115,209.36
  5. Step 5: Solve for x
    x = 115,209.36/483.47
  6. Step 6: Final answer
    x = 238.30

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