Home / 331,447.41-457,375.89-195,450.18

Finding the Fourth Proportional to 331,447.41, 457,375.89 and 195,450.18

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Solution

The fourth proportional to 331,447.41, 457,375.89 and 195,450.18 is: 269,708.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,447.41 : 457,375.89 = 195,450.18 : x
  2. Step 2: Convert to fraction form
    331,447.41/457,375.89 = 195,450.18/x
  3. Step 3: Cross multiply
    331,447.41x = 457,375.89 × 195,450.18
  4. Step 4: Simplify right side
    331,447.41x = 89,394,200,028.16
  5. Step 5: Solve for x
    x = 89,394,200,028.16/331,447.41
  6. Step 6: Final answer
    x = 269,708.55

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1.5x scale

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.