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Finding the Fourth Proportional to 331,376.78, 457,283.67 and 188,118.02

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Solution

The fourth proportional to 331,376.78, 457,283.67 and 188,118.02 is: 259,593.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,376.78 : 457,283.67 = 188,118.02 : x
  2. Step 2: Convert to fraction form
    331,376.78/457,283.67 = 188,118.02/x
  3. Step 3: Cross multiply
    331,376.78x = 457,283.67 × 188,118.02
  4. Step 4: Simplify right side
    331,376.78x = 86,023,298,578.73
  5. Step 5: Solve for x
    x = 86,023,298,578.73/331,376.78
  6. Step 6: Final answer
    x = 259,593.62

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