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Finding the Fourth Proportional to 568,588.26, 853,013.64 and 302,605.32

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Solution

The fourth proportional to 568,588.26, 853,013.64 and 302,605.32 is: 453,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,588.26 : 853,013.64 = 302,605.32 : x
  2. Step 2: Convert to fraction form
    568,588.26/853,013.64 = 302,605.32/x
  3. Step 3: Cross multiply
    568,588.26x = 853,013.64 × 302,605.32
  4. Step 4: Simplify right side
    568,588.26x = 258,126,465,496.57
  5. Step 5: Solve for x
    x = 258,126,465,496.57/568,588.26
  6. Step 6: Final answer
    x = 453,977.83

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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.