Home / 396,749.07-595,046.10-126,804.80

Finding the Fourth Proportional to 396,749.07, 595,046.10 and 126,804.80

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Solution

The fourth proportional to 396,749.07, 595,046.10 and 126,804.80 is: 190,182.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,749.07 : 595,046.10 = 126,804.80 : x
  2. Step 2: Convert to fraction form
    396,749.07/595,046.10 = 126,804.80/x
  3. Step 3: Cross multiply
    396,749.07x = 595,046.10 × 126,804.80
  4. Step 4: Simplify right side
    396,749.07x = 75,454,698,726.05
  5. Step 5: Solve for x
    x = 75,454,698,726.05/396,749.07
  6. Step 6: Final answer
    x = 190,182.42

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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.