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Finding the Fourth Proportional to 327,175.20, 491,005.80 and 169,322.40

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Solution

The fourth proportional to 327,175.20, 491,005.80 and 169,322.40 is: 254,109.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,175.20 : 491,005.80 = 169,322.40 : x
  2. Step 2: Convert to fraction form
    327,175.20/491,005.80 = 169,322.40/x
  3. Step 3: Cross multiply
    327,175.20x = 491,005.80 × 169,322.40
  4. Step 4: Simplify right side
    327,175.20x = 83,138,280,469.92
  5. Step 5: Solve for x
    x = 83,138,280,469.92/327,175.20
  6. Step 6: Final answer
    x = 254,109.36

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