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Finding the Fourth Proportional to 325,842.40, 488,763.60 and 185,874.40

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Solution

The fourth proportional to 325,842.40, 488,763.60 and 185,874.40 is: 278,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,842.40 : 488,763.60 = 185,874.40 : x
  2. Step 2: Convert to fraction form
    325,842.40/488,763.60 = 185,874.40/x
  3. Step 3: Cross multiply
    325,842.40x = 488,763.60 × 185,874.40
  4. Step 4: Simplify right side
    325,842.40x = 90,848,640,891.84
  5. Step 5: Solve for x
    x = 90,848,640,891.84/325,842.40
  6. Step 6: Final answer
    x = 278,811.60

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