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Finding the Fourth Proportional to 325,251.20, 487,876.80 and 167,427.20

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Solution

The fourth proportional to 325,251.20, 487,876.80 and 167,427.20 is: 251,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,251.20 : 487,876.80 = 167,427.20 : x
  2. Step 2: Convert to fraction form
    325,251.20/487,876.80 = 167,427.20/x
  3. Step 3: Cross multiply
    325,251.20x = 487,876.80 × 167,427.20
  4. Step 4: Simplify right side
    325,251.20x = 81,683,846,568.96
  5. Step 5: Solve for x
    x = 81,683,846,568.96/325,251.20
  6. Step 6: Final answer
    x = 251,140.80

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