Home / 396,164.37-594,183.14-126,257.43

Finding the Fourth Proportional to 396,164.37, 594,183.14 and 126,257.43

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Solution

The fourth proportional to 396,164.37, 594,183.14 and 126,257.43 is: 189,365.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,164.37 : 594,183.14 = 126,257.43 : x
  2. Step 2: Convert to fraction form
    396,164.37/594,183.14 = 126,257.43/x
  3. Step 3: Cross multiply
    396,164.37x = 594,183.14 × 126,257.43
  4. Step 4: Simplify right side
    396,164.37x = 75,020,038,986.29
  5. Step 5: Solve for x
    x = 75,020,038,986.29/396,164.37
  6. Step 6: Final answer
    x = 189,365.94

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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.