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Finding the Fourth Proportional to 567,318.20, 782,888.98 and 309,197.48

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Solution

The fourth proportional to 567,318.20, 782,888.98 and 309,197.48 is: 426,687.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,318.20 : 782,888.98 = 309,197.48 : x
  2. Step 2: Convert to fraction form
    567,318.20/782,888.98 = 309,197.48/x
  3. Step 3: Cross multiply
    567,318.20x = 782,888.98 × 309,197.48
  4. Step 4: Simplify right side
    567,318.20x = 242,067,299,735.77
  5. Step 5: Solve for x
    x = 242,067,299,735.77/567,318.20
  6. Step 6: Final answer
    x = 426,687.00

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