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Finding the Fourth Proportional to 378,220.87, 567,372.82 and 188,728.93

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Solution

The fourth proportional to 378,220.87, 567,372.82 and 188,728.93 is: 283,114.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,220.87 : 567,372.82 = 188,728.93 : x
  2. Step 2: Convert to fraction form
    378,220.87/567,372.82 = 188,728.93/x
  3. Step 3: Cross multiply
    378,220.87x = 567,372.82 × 188,728.93
  4. Step 4: Simplify right side
    378,220.87x = 107,079,665,229.68
  5. Step 5: Solve for x
    x = 107,079,665,229.68/378,220.87
  6. Step 6: Final answer
    x = 283,114.11

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