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Finding the Fourth Proportional to 408,068.76, 563,187.45 and 229,255.32

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Solution

The fourth proportional to 408,068.76, 563,187.45 and 229,255.32 is: 316,401.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,068.76 : 563,187.45 = 229,255.32 : x
  2. Step 2: Convert to fraction form
    408,068.76/563,187.45 = 229,255.32/x
  3. Step 3: Cross multiply
    408,068.76x = 563,187.45 × 229,255.32
  4. Step 4: Simplify right side
    408,068.76x = 129,113,719,069.73
  5. Step 5: Solve for x
    x = 129,113,719,069.73/408,068.76
  6. Step 6: Final answer
    x = 316,401.87

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