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Finding the Third Proportional to 200,587 and 440,539

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Solution

The third proportional to 200,587 and 440,539 is: 967,533.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,587 : 440,539 = 440,539 : x
  2. Step 2: Convert to fraction form
    200,587/440,539 = 440,539/x
  3. Step 3: Cross multiply
    200,587x = 440,539 × 440,539
  4. Step 4: Simplify right side
    200,587x = 194,074,610,521
  5. Step 5: Solve for x
    x = 194,074,610,521/200,587
  6. Step 6: Final answer
    x = 967,533.34

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.