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Finding the Fourth Proportional to 568,761.72, 853,298.44 and 248,855.60

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Solution

The fourth proportional to 568,761.72, 853,298.44 and 248,855.60 is: 373,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,761.72 : 853,298.44 = 248,855.60 : x
  2. Step 2: Convert to fraction form
    568,761.72/853,298.44 = 248,855.60/x
  3. Step 3: Cross multiply
    568,761.72x = 853,298.44 × 248,855.60
  4. Step 4: Simplify right side
    568,761.72x = 212,348,095,265.26
  5. Step 5: Solve for x
    x = 212,348,095,265.26/568,761.72
  6. Step 6: Final answer
    x = 373,351.59

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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.