Home / 330,917.67-496,540.53-131,233.64

Finding the Fourth Proportional to 330,917.67, 496,540.53 and 131,233.64

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Solution

The fourth proportional to 330,917.67, 496,540.53 and 131,233.64 is: 196,915.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,917.67 : 496,540.53 = 131,233.64 : x
  2. Step 2: Convert to fraction form
    330,917.67/496,540.53 = 131,233.64/x
  3. Step 3: Cross multiply
    330,917.67x = 496,540.53 × 131,233.64
  4. Step 4: Simplify right side
    330,917.67x = 65,162,818,676.73
  5. Step 5: Solve for x
    x = 65,162,818,676.73/330,917.67
  6. Step 6: Final answer
    x = 196,915.50

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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.