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Finding the Fourth Proportional to 568,960.69, 853,860.98 and 269,440.69

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Solution

The fourth proportional to 568,960.69, 853,860.98 and 269,440.69 is: 404,359.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,960.69 : 853,860.98 = 269,440.69 : x
  2. Step 2: Convert to fraction form
    568,960.69/853,860.98 = 269,440.69/x
  3. Step 3: Cross multiply
    568,960.69x = 853,860.98 × 269,440.69
  4. Step 4: Simplify right side
    568,960.69x = 230,064,891,615.28
  5. Step 5: Solve for x
    x = 230,064,891,615.28/568,960.69
  6. Step 6: Final answer
    x = 404,359.91

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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.