Home / 396,147.82-594,320.02-196,562.38

Finding the Fourth Proportional to 396,147.82, 594,320.02 and 196,562.38

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Solution

The fourth proportional to 396,147.82, 594,320.02 and 196,562.38 is: 294,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,147.82 : 594,320.02 = 196,562.38 : x
  2. Step 2: Convert to fraction form
    396,147.82/594,320.02 = 196,562.38/x
  3. Step 3: Cross multiply
    396,147.82x = 594,320.02 × 196,562.38
  4. Step 4: Simplify right side
    396,147.82x = 116,820,957,612.85
  5. Step 5: Solve for x
    x = 116,820,957,612.85/396,147.82
  6. Step 6: Final answer
    x = 294,892.34

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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.