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Finding the Fourth Proportional to 469,562.19, 647,978.31 and 254,695.11

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Solution

The fourth proportional to 469,562.19, 647,978.31 and 254,695.11 is: 351,469.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,562.19 : 647,978.31 = 254,695.11 : x
  2. Step 2: Convert to fraction form
    469,562.19/647,978.31 = 254,695.11/x
  3. Step 3: Cross multiply
    469,562.19x = 647,978.31 × 254,695.11
  4. Step 4: Simplify right side
    469,562.19x = 165,036,906,943.06
  5. Step 5: Solve for x
    x = 165,036,906,943.06/469,562.19
  6. Step 6: Final answer
    x = 351,469.75

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