Home / 325,628.44-449,367.24-198,304.03

Finding the Fourth Proportional to 325,628.44, 449,367.24 and 198,304.03

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Solution

The fourth proportional to 325,628.44, 449,367.24 and 198,304.03 is: 273,659.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,628.44 : 449,367.24 = 198,304.03 : x
  2. Step 2: Convert to fraction form
    325,628.44/449,367.24 = 198,304.03/x
  3. Step 3: Cross multiply
    325,628.44x = 449,367.24 × 198,304.03
  4. Step 4: Simplify right side
    325,628.44x = 89,111,334,641.98
  5. Step 5: Solve for x
    x = 89,111,334,641.98/325,628.44
  6. Step 6: Final answer
    x = 273,659.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.