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Finding the Fourth Proportional to 363,986.10, 545,979.15 and 127,304.10

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Solution

The fourth proportional to 363,986.10, 545,979.15 and 127,304.10 is: 190,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,986.10 : 545,979.15 = 127,304.10 : x
  2. Step 2: Convert to fraction form
    363,986.10/545,979.15 = 127,304.10/x
  3. Step 3: Cross multiply
    363,986.10x = 545,979.15 × 127,304.10
  4. Step 4: Simplify right side
    363,986.10x = 69,505,384,309.52
  5. Step 5: Solve for x
    x = 69,505,384,309.52/363,986.10
  6. Step 6: Final answer
    x = 190,956.15

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