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Finding the Fourth Proportional to 568,626.58, 853,431.14 and 231,852.88

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Solution

The fourth proportional to 568,626.58, 853,431.14 and 231,852.88 is: 347,979.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,626.58 : 853,431.14 = 231,852.88 : x
  2. Step 2: Convert to fraction form
    568,626.58/853,431.14 = 231,852.88/x
  3. Step 3: Cross multiply
    568,626.58x = 853,431.14 × 231,852.88
  4. Step 4: Simplify right side
    568,626.58x = 197,870,467,690.68
  5. Step 5: Solve for x
    x = 197,870,467,690.68/568,626.58
  6. Step 6: Final answer
    x = 347,979.63

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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.