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Finding the Fourth Proportional to 450,007.20, 675,183.60 and 442,922.40

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Solution

The fourth proportional to 450,007.20, 675,183.60 and 442,922.40 is: 664,553.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,007.20 : 675,183.60 = 442,922.40 : x
  2. Step 2: Convert to fraction form
    450,007.20/675,183.60 = 442,922.40/x
  3. Step 3: Cross multiply
    450,007.20x = 675,183.60 × 442,922.40
  4. Step 4: Simplify right side
    450,007.20x = 299,053,940,552.64
  5. Step 5: Solve for x
    x = 299,053,940,552.64/450,007.20
  6. Step 6: Final answer
    x = 664,553.68

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