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Finding the Fourth Proportional to 568,204.65, 852,213.96 and 231,231.69

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Solution

The fourth proportional to 568,204.65, 852,213.96 and 231,231.69 is: 346,809.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,204.65 : 852,213.96 = 231,231.69 : x
  2. Step 2: Convert to fraction form
    568,204.65/852,213.96 = 231,231.69/x
  3. Step 3: Cross multiply
    568,204.65x = 852,213.96 × 231,231.69
  4. Step 4: Simplify right side
    568,204.65x = 197,058,874,212.39
  5. Step 5: Solve for x
    x = 197,058,874,212.39/568,204.65
  6. Step 6: Final answer
    x = 346,809.68

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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.