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Finding the Fourth Proportional to 489,414.91, 733,905.41 and 261,655.27

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Solution

The fourth proportional to 489,414.91, 733,905.41 and 261,655.27 is: 392,366.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,414.91 : 733,905.41 = 261,655.27 : x
  2. Step 2: Convert to fraction form
    489,414.91/733,905.41 = 261,655.27/x
  3. Step 3: Cross multiply
    489,414.91x = 733,905.41 × 261,655.27
  4. Step 4: Simplify right side
    489,414.91x = 192,030,218,208.01
  5. Step 5: Solve for x
    x = 192,030,218,208.01/489,414.91
  6. Step 6: Final answer
    x = 392,366.91

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