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Finding the Fourth Proportional to 643,340.16, 964,863.36 and 244,025.28

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Solution

The fourth proportional to 643,340.16, 964,863.36 and 244,025.28 is: 365,982.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,340.16 : 964,863.36 = 244,025.28 : x
  2. Step 2: Convert to fraction form
    643,340.16/964,863.36 = 244,025.28/x
  3. Step 3: Cross multiply
    643,340.16x = 964,863.36 × 244,025.28
  4. Step 4: Simplify right side
    643,340.16x = 235,451,051,585.74
  5. Step 5: Solve for x
    x = 235,451,051,585.74/643,340.16
  6. Step 6: Final answer
    x = 365,982.21

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