Home / 396,940.08-595,429.60-160,253.20

Finding the Fourth Proportional to 396,940.08, 595,429.60 and 160,253.20

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Solution

The fourth proportional to 396,940.08, 595,429.60 and 160,253.20 is: 240,387.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,940.08 : 595,429.60 = 160,253.20 : x
  2. Step 2: Convert to fraction form
    396,940.08/595,429.60 = 160,253.20/x
  3. Step 3: Cross multiply
    396,940.08x = 595,429.60 × 160,253.20
  4. Step 4: Simplify right side
    396,940.08x = 95,419,498,774.72
  5. Step 5: Solve for x
    x = 95,419,498,774.72/396,940.08
  6. Step 6: Final answer
    x = 240,387.66

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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.