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Finding the Fourth Proportional to 396,336.26, 594,504.86 and 168,572.90

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Solution

The fourth proportional to 396,336.26, 594,504.86 and 168,572.90 is: 252,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,336.26 : 594,504.86 = 168,572.90 : x
  2. Step 2: Convert to fraction form
    396,336.26/594,504.86 = 168,572.90/x
  3. Step 3: Cross multiply
    396,336.26x = 594,504.86 × 168,572.90
  4. Step 4: Simplify right side
    396,336.26x = 100,217,404,498.91
  5. Step 5: Solve for x
    x = 100,217,404,498.91/396,336.26
  6. Step 6: Final answer
    x = 252,859.54

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1.5x scale

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.