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Finding the Third Proportional to 272,906 and 587,284

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Solution

The third proportional to 272,906 and 587,284 is: 1,263,814.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,906 : 587,284 = 587,284 : x
  2. Step 2: Convert to fraction form
    272,906/587,284 = 587,284/x
  3. Step 3: Cross multiply
    272,906x = 587,284 × 587,284
  4. Step 4: Simplify right side
    272,906x = 344,902,496,656
  5. Step 5: Solve for x
    x = 344,902,496,656/272,906
  6. Step 6: Final answer
    x = 1,263,814.27

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.