Home / 383,240.28-574,949.40-130,522.95

Finding the Fourth Proportional to 383,240.28, 574,949.40 and 130,522.95

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Solution

The fourth proportional to 383,240.28, 574,949.40 and 130,522.95 is: 195,814.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,240.28 : 574,949.40 = 130,522.95 : x
  2. Step 2: Convert to fraction form
    383,240.28/574,949.40 = 130,522.95/x
  3. Step 3: Cross multiply
    383,240.28x = 574,949.40 × 130,522.95
  4. Step 4: Simplify right side
    383,240.28x = 75,044,091,788.73
  5. Step 5: Solve for x
    x = 75,044,091,788.73/383,240.28
  6. Step 6: Final answer
    x = 195,814.73

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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.