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Finding the Third Proportional to 161,028 and 346,856

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Solution

The third proportional to 161,028 and 346,856 is: 747,131.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,028 : 346,856 = 346,856 : x
  2. Step 2: Convert to fraction form
    161,028/346,856 = 346,856/x
  3. Step 3: Cross multiply
    161,028x = 346,856 × 346,856
  4. Step 4: Simplify right side
    161,028x = 120,309,084,736
  5. Step 5: Solve for x
    x = 120,309,084,736/161,028
  6. Step 6: Final answer
    x = 747,131.46

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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.