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Finding the Fourth Proportional to 568,226.52, 851,306.10 and 330,849.56

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Solution

The fourth proportional to 568,226.52, 851,306.10 and 330,849.56 is: 495,672.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,226.52 : 851,306.10 = 330,849.56 : x
  2. Step 2: Convert to fraction form
    568,226.52/851,306.10 = 330,849.56/x
  3. Step 3: Cross multiply
    568,226.52x = 851,306.10 × 330,849.56
  4. Step 4: Simplify right side
    568,226.52x = 281,654,248,610.32
  5. Step 5: Solve for x
    x = 281,654,248,610.32/568,226.52
  6. Step 6: Final answer
    x = 495,672.48

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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.