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Finding the Fourth Proportional to 562,791.68, 844,198.32 and 207,622.88

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Solution

The fourth proportional to 562,791.68, 844,198.32 and 207,622.88 is: 311,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,791.68 : 844,198.32 = 207,622.88 : x
  2. Step 2: Convert to fraction form
    562,791.68/844,198.32 = 207,622.88/x
  3. Step 3: Cross multiply
    562,791.68x = 844,198.32 × 207,622.88
  4. Step 4: Simplify right side
    562,791.68x = 175,274,886,489.56
  5. Step 5: Solve for x
    x = 175,274,886,489.56/562,791.68
  6. Step 6: Final answer
    x = 311,438.30

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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.