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Finding the Fourth Proportional to 568,287.72, 852,571.89 and 168,926.76

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Solution

The fourth proportional to 568,287.72, 852,571.89 and 168,926.76 is: 253,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,287.72 : 852,571.89 = 168,926.76 : x
  2. Step 2: Convert to fraction form
    568,287.72/852,571.89 = 168,926.76/x
  3. Step 3: Cross multiply
    568,287.72x = 852,571.89 × 168,926.76
  4. Step 4: Simplify right side
    568,287.72x = 144,022,207,044.78
  5. Step 5: Solve for x
    x = 144,022,207,044.78/568,287.72
  6. Step 6: Final answer
    x = 253,431.85

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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.