Home / 568,006.20-851,285.70-301,894.20

Finding the Fourth Proportional to 568,006.20, 851,285.70 and 301,894.20

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Solution

The fourth proportional to 568,006.20, 851,285.70 and 301,894.20 is: 452,456.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,006.20 : 851,285.70 = 301,894.20 : x
  2. Step 2: Convert to fraction form
    568,006.20/851,285.70 = 301,894.20/x
  3. Step 3: Cross multiply
    568,006.20x = 851,285.70 × 301,894.20
  4. Step 4: Simplify right side
    568,006.20x = 256,998,215,372.94
  5. Step 5: Solve for x
    x = 256,998,215,372.94/568,006.20
  6. Step 6: Final answer
    x = 452,456.71

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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.