Home / 383,286.01-574,964.52-130,481.55

Finding the Fourth Proportional to 383,286.01, 574,964.52 and 130,481.55

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Solution

The fourth proportional to 383,286.01, 574,964.52 and 130,481.55 is: 195,734.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,286.01 : 574,964.52 = 130,481.55 : x
  2. Step 2: Convert to fraction form
    383,286.01/574,964.52 = 130,481.55/x
  3. Step 3: Cross multiply
    383,286.01x = 574,964.52 × 130,481.55
  4. Step 4: Simplify right side
    383,286.01x = 75,022,261,764.61
  5. Step 5: Solve for x
    x = 75,022,261,764.61/383,286.01
  6. Step 6: Final answer
    x = 195,734.41

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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.