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Finding the Fourth Proportional to 482,686.90, 724,375.95 and 202,405.30

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Solution

The fourth proportional to 482,686.90, 724,375.95 and 202,405.30 is: 303,752.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,686.90 : 724,375.95 = 202,405.30 : x
  2. Step 2: Convert to fraction form
    482,686.90/724,375.95 = 202,405.30/x
  3. Step 3: Cross multiply
    482,686.90x = 724,375.95 × 202,405.30
  4. Step 4: Simplify right side
    482,686.90x = 146,617,531,472.54
  5. Step 5: Solve for x
    x = 146,617,531,472.54/482,686.90
  6. Step 6: Final answer
    x = 303,752.87

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