Home / 396,946.48-595,200.60-206,932.72

Finding the Fourth Proportional to 396,946.48, 595,200.60 and 206,932.72

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Solution

The fourth proportional to 396,946.48, 595,200.60 and 206,932.72 is: 310,284.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,946.48 : 595,200.60 = 206,932.72 : x
  2. Step 2: Convert to fraction form
    396,946.48/595,200.60 = 206,932.72/x
  3. Step 3: Cross multiply
    396,946.48x = 595,200.60 × 206,932.72
  4. Step 4: Simplify right side
    396,946.48x = 123,166,479,103.63
  5. Step 5: Solve for x
    x = 123,166,479,103.63/396,946.48
  6. Step 6: Final answer
    x = 310,284.85

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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.