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Finding the Fourth Proportional to 299,713.80, 449,570.70 and 181,324.20

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Solution

The fourth proportional to 299,713.80, 449,570.70 and 181,324.20 is: 271,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,713.80 : 449,570.70 = 181,324.20 : x
  2. Step 2: Convert to fraction form
    299,713.80/449,570.70 = 181,324.20/x
  3. Step 3: Cross multiply
    299,713.80x = 449,570.70 × 181,324.20
  4. Step 4: Simplify right side
    299,713.80x = 81,518,047,520.94
  5. Step 5: Solve for x
    x = 81,518,047,520.94/299,713.80
  6. Step 6: Final answer
    x = 271,986.30

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