Home / 396,996.24-595,489.50-186,485.34

Finding the Fourth Proportional to 396,996.24, 595,489.50 and 186,485.34

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Solution

The fourth proportional to 396,996.24, 595,489.50 and 186,485.34 is: 279,725.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,996.24 : 595,489.50 = 186,485.34 : x
  2. Step 2: Convert to fraction form
    396,996.24/595,489.50 = 186,485.34/x
  3. Step 3: Cross multiply
    396,996.24x = 595,489.50 × 186,485.34
  4. Step 4: Simplify right side
    396,996.24x = 111,050,061,873.93
  5. Step 5: Solve for x
    x = 111,050,061,873.93/396,996.24
  6. Step 6: Final answer
    x = 279,725.73

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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.