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Finding the Third Proportional to 301,770 and 452,691

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Solution

The third proportional to 301,770 and 452,691 is: 679,090.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,770 : 452,691 = 452,691 : x
  2. Step 2: Convert to fraction form
    301,770/452,691 = 452,691/x
  3. Step 3: Cross multiply
    301,770x = 452,691 × 452,691
  4. Step 4: Simplify right side
    301,770x = 204,929,141,481
  5. Step 5: Solve for x
    x = 204,929,141,481/301,770
  6. Step 6: Final answer
    x = 679,090.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.