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Finding the Fourth Proportional to 568,960.44, 853,860.60 and 269,440.44

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Solution

The fourth proportional to 568,960.44, 853,860.60 and 269,440.44 is: 404,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,960.44 : 853,860.60 = 269,440.44 : x
  2. Step 2: Convert to fraction form
    568,960.44/853,860.60 = 269,440.44/x
  3. Step 3: Cross multiply
    568,960.44x = 853,860.60 × 269,440.44
  4. Step 4: Simplify right side
    568,960.44x = 230,064,575,762.66
  5. Step 5: Solve for x
    x = 230,064,575,762.66/568,960.44
  6. Step 6: Final answer
    x = 404,359.53

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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.