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Finding the Fourth Proportional to 332,370.40, 498,215.40 and 163,631.20

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Solution

The fourth proportional to 332,370.40, 498,215.40 and 163,631.20 is: 245,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,370.40 : 498,215.40 = 163,631.20 : x
  2. Step 2: Convert to fraction form
    332,370.40/498,215.40 = 163,631.20/x
  3. Step 3: Cross multiply
    332,370.40x = 498,215.40 × 163,631.20
  4. Step 4: Simplify right side
    332,370.40x = 81,523,583,760.48
  5. Step 5: Solve for x
    x = 81,523,583,760.48/332,370.40
  6. Step 6: Final answer
    x = 245,279.31

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