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Finding the Fourth Proportional to 568,158.57, 852,354.45 and 168,763.77

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Solution

The fourth proportional to 568,158.57, 852,354.45 and 168,763.77 is: 253,180.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,158.57 : 852,354.45 = 168,763.77 : x
  2. Step 2: Convert to fraction form
    568,158.57/852,354.45 = 168,763.77/x
  3. Step 3: Cross multiply
    568,158.57x = 852,354.45 × 168,763.77
  4. Step 4: Simplify right side
    568,158.57x = 143,846,550,358.28
  5. Step 5: Solve for x
    x = 143,846,550,358.28/568,158.57
  6. Step 6: Final answer
    x = 253,180.29

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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.