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Finding the Fourth Proportional to 482,554.20, 724,292.10 and 412,512.60

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Solution

The fourth proportional to 482,554.20, 724,292.10 and 412,512.60 is: 619,162.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,554.20 : 724,292.10 = 412,512.60 : x
  2. Step 2: Convert to fraction form
    482,554.20/724,292.10 = 412,512.60/x
  3. Step 3: Cross multiply
    482,554.20x = 724,292.10 × 412,512.60
  4. Step 4: Simplify right side
    482,554.20x = 298,779,617,330.46
  5. Step 5: Solve for x
    x = 298,779,617,330.46/482,554.20
  6. Step 6: Final answer
    x = 619,162.82

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