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Finding the Fourth Proportional to 246,476.80, 369,715.20 and 80,281.60

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Solution

The fourth proportional to 246,476.80, 369,715.20 and 80,281.60 is: 120,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,476.80 : 369,715.20 = 80,281.60 : x
  2. Step 2: Convert to fraction form
    246,476.80/369,715.20 = 80,281.60/x
  3. Step 3: Cross multiply
    246,476.80x = 369,715.20 × 80,281.60
  4. Step 4: Simplify right side
    246,476.80x = 29,681,327,800.32
  5. Step 5: Solve for x
    x = 29,681,327,800.32/246,476.80
  6. Step 6: Final answer
    x = 120,422.40

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