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Finding the Fourth Proportional to 574,531.20, 861,796.80 and 325,699.20

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Solution

The fourth proportional to 574,531.20, 861,796.80 and 325,699.20 is: 488,548.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,531.20 : 861,796.80 = 325,699.20 : x
  2. Step 2: Convert to fraction form
    574,531.20/861,796.80 = 325,699.20/x
  3. Step 3: Cross multiply
    574,531.20x = 861,796.80 × 325,699.20
  4. Step 4: Simplify right side
    574,531.20x = 280,686,528,322.56
  5. Step 5: Solve for x
    x = 280,686,528,322.56/574,531.20
  6. Step 6: Final answer
    x = 488,548.80

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