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Finding the Fourth Proportional to 325,847.40, 488,771.10 and 185,879.40

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Solution

The fourth proportional to 325,847.40, 488,771.10 and 185,879.40 is: 278,819.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,847.40 : 488,771.10 = 185,879.40 : x
  2. Step 2: Convert to fraction form
    325,847.40/488,771.10 = 185,879.40/x
  3. Step 3: Cross multiply
    325,847.40x = 488,771.10 × 185,879.40
  4. Step 4: Simplify right side
    325,847.40x = 90,852,478,805.34
  5. Step 5: Solve for x
    x = 90,852,478,805.34/325,847.40
  6. Step 6: Final answer
    x = 278,819.10

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