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Finding the Fourth Proportional to 568,124.20, 852,040.49 and 168,672.29

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Solution

The fourth proportional to 568,124.20, 852,040.49 and 168,672.29 is: 252,965.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,124.20 : 852,040.49 = 168,672.29 : x
  2. Step 2: Convert to fraction form
    568,124.20/852,040.49 = 168,672.29/x
  3. Step 3: Cross multiply
    568,124.20x = 852,040.49 × 168,672.29
  4. Step 4: Simplify right side
    568,124.20x = 143,715,623,172.80
  5. Step 5: Solve for x
    x = 143,715,623,172.80/568,124.20
  6. Step 6: Final answer
    x = 252,965.15

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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.