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Finding the Fourth Proportional to 325,470.92, 488,284.34 and 135,825.80

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Solution

The fourth proportional to 325,470.92, 488,284.34 and 135,825.80 is: 203,771.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,470.92 : 488,284.34 = 135,825.80 : x
  2. Step 2: Convert to fraction form
    325,470.92/488,284.34 = 135,825.80/x
  3. Step 3: Cross multiply
    325,470.92x = 488,284.34 × 135,825.80
  4. Step 4: Simplify right side
    325,470.92x = 66,321,607,987.42
  5. Step 5: Solve for x
    x = 66,321,607,987.42/325,470.92
  6. Step 6: Final answer
    x = 203,771.23

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