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Finding the Third Proportional to 205,528 and 307,452

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Solution

The third proportional to 205,528 and 307,452 is: 459,921.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,528 : 307,452 = 307,452 : x
  2. Step 2: Convert to fraction form
    205,528/307,452 = 307,452/x
  3. Step 3: Cross multiply
    205,528x = 307,452 × 307,452
  4. Step 4: Simplify right side
    205,528x = 94,526,732,304
  5. Step 5: Solve for x
    x = 94,526,732,304/205,528
  6. Step 6: Final answer
    x = 459,921.43

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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.