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Finding the Fourth Proportional to 325,628.60, 488,442.90 and 148,481.60

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Solution

The fourth proportional to 325,628.60, 488,442.90 and 148,481.60 is: 222,722.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,628.60 : 488,442.90 = 148,481.60 : x
  2. Step 2: Convert to fraction form
    325,628.60/488,442.90 = 148,481.60/x
  3. Step 3: Cross multiply
    325,628.60x = 488,442.90 × 148,481.60
  4. Step 4: Simplify right side
    325,628.60x = 72,524,783,300.64
  5. Step 5: Solve for x
    x = 72,524,783,300.64/325,628.60
  6. Step 6: Final answer
    x = 222,722.40

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