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Finding the Fourth Proportional to 480,773.28, 662,864.44 and 308,387.52

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Solution

The fourth proportional to 480,773.28, 662,864.44 and 308,387.52 is: 425,188.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,773.28 : 662,864.44 = 308,387.52 : x
  2. Step 2: Convert to fraction form
    480,773.28/662,864.44 = 308,387.52/x
  3. Step 3: Cross multiply
    480,773.28x = 662,864.44 × 308,387.52
  4. Step 4: Simplify right side
    480,773.28x = 204,419,120,747.79
  5. Step 5: Solve for x
    x = 204,419,120,747.79/480,773.28
  6. Step 6: Final answer
    x = 425,188.19

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