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Finding the Fourth Proportional to 248,164.60, 372,246.90 and 220,608.40

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Solution

The fourth proportional to 248,164.60, 372,246.90 and 220,608.40 is: 330,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,164.60 : 372,246.90 = 220,608.40 : x
  2. Step 2: Convert to fraction form
    248,164.60/372,246.90 = 220,608.40/x
  3. Step 3: Cross multiply
    248,164.60x = 372,246.90 × 220,608.40
  4. Step 4: Simplify right side
    248,164.60x = 82,120,793,013.96
  5. Step 5: Solve for x
    x = 82,120,793,013.96/248,164.60
  6. Step 6: Final answer
    x = 330,912.60

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