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Finding the Fourth Proportional to 325,772.40, 488,642.40 and 168,016.80

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Solution

The fourth proportional to 325,772.40, 488,642.40 and 168,016.80 is: 252,016.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,772.40 : 488,642.40 = 168,016.80 : x
  2. Step 2: Convert to fraction form
    325,772.40/488,642.40 = 168,016.80/x
  3. Step 3: Cross multiply
    325,772.40x = 488,642.40 × 168,016.80
  4. Step 4: Simplify right side
    325,772.40x = 82,100,132,392.32
  5. Step 5: Solve for x
    x = 82,100,132,392.32/325,772.40
  6. Step 6: Final answer
    x = 252,016.84

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