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Finding the Third Proportional to 203,424 and 295,902

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Solution

The third proportional to 203,424 and 295,902 is: 430,421.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,424 : 295,902 = 295,902 : x
  2. Step 2: Convert to fraction form
    203,424/295,902 = 295,902/x
  3. Step 3: Cross multiply
    203,424x = 295,902 × 295,902
  4. Step 4: Simplify right side
    203,424x = 87,557,993,604
  5. Step 5: Solve for x
    x = 87,557,993,604/203,424
  6. Step 6: Final answer
    x = 430,421.16

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.