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Finding the Fourth Proportional to 484,439.20, 726,658.80 and 360,023.20

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Solution

The fourth proportional to 484,439.20, 726,658.80 and 360,023.20 is: 540,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,439.20 : 726,658.80 = 360,023.20 : x
  2. Step 2: Convert to fraction form
    484,439.20/726,658.80 = 360,023.20/x
  3. Step 3: Cross multiply
    484,439.20x = 726,658.80 × 360,023.20
  4. Step 4: Simplify right side
    484,439.20x = 261,614,026,484.16
  5. Step 5: Solve for x
    x = 261,614,026,484.16/484,439.20
  6. Step 6: Final answer
    x = 540,034.80

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