Home / 383,278.24-574,952.90-130,473.80

Finding the Fourth Proportional to 383,278.24, 574,952.90 and 130,473.80

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Solution

The fourth proportional to 383,278.24, 574,952.90 and 130,473.80 is: 195,722.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,278.24 : 574,952.90 = 130,473.80 : x
  2. Step 2: Convert to fraction form
    383,278.24/574,952.90 = 130,473.80/x
  3. Step 3: Cross multiply
    383,278.24x = 574,952.90 × 130,473.80
  4. Step 4: Simplify right side
    383,278.24x = 75,016,286,156.89
  5. Step 5: Solve for x
    x = 75,016,286,156.89/383,278.24
  6. Step 6: Final answer
    x = 195,722.79

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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.