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Finding the Fourth Proportional to 268,576.80, 402,865.20 and 201,654.60

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Solution

The fourth proportional to 268,576.80, 402,865.20 and 201,654.60 is: 302,481.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,576.80 : 402,865.20 = 201,654.60 : x
  2. Step 2: Convert to fraction form
    268,576.80/402,865.20 = 201,654.60/x
  3. Step 3: Cross multiply
    268,576.80x = 402,865.20 × 201,654.60
  4. Step 4: Simplify right side
    268,576.80x = 81,239,620,759.92
  5. Step 5: Solve for x
    x = 81,239,620,759.92/268,576.80
  6. Step 6: Final answer
    x = 302,481.90

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