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Finding the Third Proportional to 203,532 and 299,412

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Solution

The third proportional to 203,532 and 299,412 is: 440,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,532 : 299,412 = 299,412 : x
  2. Step 2: Convert to fraction form
    203,532/299,412 = 299,412/x
  3. Step 3: Cross multiply
    203,532x = 299,412 × 299,412
  4. Step 4: Simplify right side
    203,532x = 89,647,545,744
  5. Step 5: Solve for x
    x = 89,647,545,744/203,532
  6. Step 6: Final answer
    x = 440,459.22

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.