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Finding the Fourth Proportional to 360,939.42, 498,080.25 and 199,783.08

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Solution

The fourth proportional to 360,939.42, 498,080.25 and 199,783.08 is: 275,691.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,939.42 : 498,080.25 = 199,783.08 : x
  2. Step 2: Convert to fraction form
    360,939.42/498,080.25 = 199,783.08/x
  3. Step 3: Cross multiply
    360,939.42x = 498,080.25 × 199,783.08
  4. Step 4: Simplify right side
    360,939.42x = 99,508,006,432.17
  5. Step 5: Solve for x
    x = 99,508,006,432.17/360,939.42
  6. Step 6: Final answer
    x = 275,691.71

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