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Finding the Third Proportional to 336,778.50 and 522,927

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Solution

The third proportional to 336,778.50 and 522,927 is: 811,965.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,778.50 : 522,927 = 522,927 : x
  2. Step 2: Convert to fraction form
    336,778.50/522,927 = 522,927/x
  3. Step 3: Cross multiply
    336,778.50x = 522,927 × 522,927
  4. Step 4: Simplify right side
    336,778.50x = 273,452,647,329
  5. Step 5: Solve for x
    x = 273,452,647,329/336,778.50
  6. Step 6: Final answer
    x = 811,965.87

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.