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Finding the Third Proportional to 323,620 and 506,566

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Solution

The third proportional to 323,620 and 506,566 is: 792,933.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,620 : 506,566 = 506,566 : x
  2. Step 2: Convert to fraction form
    323,620/506,566 = 506,566/x
  3. Step 3: Cross multiply
    323,620x = 506,566 × 506,566
  4. Step 4: Simplify right side
    323,620x = 256,609,112,356
  5. Step 5: Solve for x
    x = 256,609,112,356/323,620
  6. Step 6: Final answer
    x = 792,933.42

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.