Home / 396,961.43-595,442.12-144,194.76

Finding the Fourth Proportional to 396,961.43, 595,442.12 and 144,194.76

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Solution

The fourth proportional to 396,961.43, 595,442.12 and 144,194.76 is: 216,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,961.43 : 595,442.12 = 144,194.76 : x
  2. Step 2: Convert to fraction form
    396,961.43/595,442.12 = 144,194.76/x
  3. Step 3: Cross multiply
    396,961.43x = 595,442.12 × 144,194.76
  4. Step 4: Simplify right side
    396,961.43x = 85,859,632,866.32
  5. Step 5: Solve for x
    x = 85,859,632,866.32/396,961.43
  6. Step 6: Final answer
    x = 216,292.13

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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.