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Finding the Fourth Proportional to 498,240.54, 687,586.47 and 271,900.62

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Solution

The fourth proportional to 498,240.54, 687,586.47 and 271,900.62 is: 375,230.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,240.54 : 687,586.47 = 271,900.62 : x
  2. Step 2: Convert to fraction form
    498,240.54/687,586.47 = 271,900.62/x
  3. Step 3: Cross multiply
    498,240.54x = 687,586.47 × 271,900.62
  4. Step 4: Simplify right side
    498,240.54x = 186,955,187,496.61
  5. Step 5: Solve for x
    x = 186,955,187,496.61/498,240.54
  6. Step 6: Final answer
    x = 375,230.78

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