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Finding the Fourth Proportional to 568,012.73, 852,195.87 and 168,655.59

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Solution

The fourth proportional to 568,012.73, 852,195.87 and 168,655.59 is: 253,035.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,012.73 : 852,195.87 = 168,655.59 : x
  2. Step 2: Convert to fraction form
    568,012.73/852,195.87 = 168,655.59/x
  3. Step 3: Cross multiply
    568,012.73x = 852,195.87 × 168,655.59
  4. Step 4: Simplify right side
    568,012.73x = 143,727,597,250.41
  5. Step 5: Solve for x
    x = 143,727,597,250.41/568,012.73
  6. Step 6: Final answer
    x = 253,035.88

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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.