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Finding the Fourth Proportional to 557,391.66, 769,068.72 and 327,958.96

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Solution

The fourth proportional to 557,391.66, 769,068.72 and 327,958.96 is: 452,505.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,391.66 : 769,068.72 = 327,958.96 : x
  2. Step 2: Convert to fraction form
    557,391.66/769,068.72 = 327,958.96/x
  3. Step 3: Cross multiply
    557,391.66x = 769,068.72 × 327,958.96
  4. Step 4: Simplify right side
    557,391.66x = 252,222,977,579.73
  5. Step 5: Solve for x
    x = 252,222,977,579.73/557,391.66
  6. Step 6: Final answer
    x = 452,505.83

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