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Finding the Fourth Proportional to 482,934.30, 724,369.05 and 127,940.70

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Solution

The fourth proportional to 482,934.30, 724,369.05 and 127,940.70 is: 191,902.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,934.30 : 724,369.05 = 127,940.70 : x
  2. Step 2: Convert to fraction form
    482,934.30/724,369.05 = 127,940.70/x
  3. Step 3: Cross multiply
    482,934.30x = 724,369.05 × 127,940.70
  4. Step 4: Simplify right side
    482,934.30x = 92,676,283,315.34
  5. Step 5: Solve for x
    x = 92,676,283,315.34/482,934.30
  6. Step 6: Final answer
    x = 191,902.47

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