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Finding the Fourth Proportional to 482,917.80, 724,344.30 and 127,924.20

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Solution

The fourth proportional to 482,917.80, 724,344.30 and 127,924.20 is: 191,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,917.80 : 724,344.30 = 127,924.20 : x
  2. Step 2: Convert to fraction form
    482,917.80/724,344.30 = 127,924.20/x
  3. Step 3: Cross multiply
    482,917.80x = 724,344.30 × 127,924.20
  4. Step 4: Simplify right side
    482,917.80x = 92,661,165,102.06
  5. Step 5: Solve for x
    x = 92,661,165,102.06/482,917.80
  6. Step 6: Final answer
    x = 191,877.72

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