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Finding the Fourth Proportional to 325,778.40, 488,651.40 and 168,022.80

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Solution

The fourth proportional to 325,778.40, 488,651.40 and 168,022.80 is: 252,025.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,778.40 : 488,651.40 = 168,022.80 : x
  2. Step 2: Convert to fraction form
    325,778.40/488,651.40 = 168,022.80/x
  3. Step 3: Cross multiply
    325,778.40x = 488,651.40 × 168,022.80
  4. Step 4: Simplify right side
    325,778.40x = 82,104,576,451.92
  5. Step 5: Solve for x
    x = 82,104,576,451.92/325,778.40
  6. Step 6: Final answer
    x = 252,025.84

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