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Finding the Fourth Proportional to 498,233.40, 747,350.10 and 454,687.80

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Solution

The fourth proportional to 498,233.40, 747,350.10 and 454,687.80 is: 682,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,233.40 : 747,350.10 = 454,687.80 : x
  2. Step 2: Convert to fraction form
    498,233.40/747,350.10 = 454,687.80/x
  3. Step 3: Cross multiply
    498,233.40x = 747,350.10 × 454,687.80
  4. Step 4: Simplify right side
    498,233.40x = 339,810,972,798.78
  5. Step 5: Solve for x
    x = 339,810,972,798.78/498,233.40
  6. Step 6: Final answer
    x = 682,031.70

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