Home / 330,917.52-496,540.32-131,233.49

Finding the Fourth Proportional to 330,917.52, 496,540.32 and 131,233.49

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Solution

The fourth proportional to 330,917.52, 496,540.32 and 131,233.49 is: 196,915.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,917.52 : 496,540.32 = 131,233.49 : x
  2. Step 2: Convert to fraction form
    330,917.52/496,540.32 = 131,233.49/x
  3. Step 3: Cross multiply
    330,917.52x = 496,540.32 × 131,233.49
  4. Step 4: Simplify right side
    330,917.52x = 65,162,719,119.32
  5. Step 5: Solve for x
    x = 65,162,719,119.32/330,917.52
  6. Step 6: Final answer
    x = 196,915.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.