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Finding the Third Proportional to 201,249 and 419,033

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Solution

The third proportional to 201,249 and 419,033 is: 872,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,249 : 419,033 = 419,033 : x
  2. Step 2: Convert to fraction form
    201,249/419,033 = 419,033/x
  3. Step 3: Cross multiply
    201,249x = 419,033 × 419,033
  4. Step 4: Simplify right side
    201,249x = 175,588,655,089
  5. Step 5: Solve for x
    x = 175,588,655,089/201,249
  6. Step 6: Final answer
    x = 872,494.55

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.