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Finding the Fourth Proportional to 568,645.58, 853,263.57 and 231,933.26

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Solution

The fourth proportional to 568,645.58, 853,263.57 and 231,933.26 is: 348,020.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,645.58 : 853,263.57 = 231,933.26 : x
  2. Step 2: Convert to fraction form
    568,645.58/853,263.57 = 231,933.26/x
  3. Step 3: Cross multiply
    568,645.58x = 853,263.57 × 231,933.26
  4. Step 4: Simplify right side
    568,645.58x = 197,900,201,429.34
  5. Step 5: Solve for x
    x = 197,900,201,429.34/568,645.58
  6. Step 6: Final answer
    x = 348,020.29

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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.