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Finding the Fourth Proportional to 489,520.40, 733,891.80 and 267,904.40

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Solution

The fourth proportional to 489,520.40, 733,891.80 and 267,904.40 is: 401,643.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,520.40 : 733,891.80 = 267,904.40 : x
  2. Step 2: Convert to fraction form
    489,520.40/733,891.80 = 267,904.40/x
  3. Step 3: Cross multiply
    489,520.40x = 733,891.80 × 267,904.40
  4. Step 4: Simplify right side
    489,520.40x = 196,612,842,343.92
  5. Step 5: Solve for x
    x = 196,612,842,343.92/489,520.40
  6. Step 6: Final answer
    x = 401,643.82

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