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Finding the Fourth Proportional to 275,427.20, 413,140.80 and 250,932.80

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Solution

The fourth proportional to 275,427.20, 413,140.80 and 250,932.80 is: 376,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,427.20 : 413,140.80 = 250,932.80 : x
  2. Step 2: Convert to fraction form
    275,427.20/413,140.80 = 250,932.80/x
  3. Step 3: Cross multiply
    275,427.20x = 413,140.80 × 250,932.80
  4. Step 4: Simplify right side
    275,427.20x = 103,670,577,738.24
  5. Step 5: Solve for x
    x = 103,670,577,738.24/275,427.20
  6. Step 6: Final answer
    x = 376,399.20

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