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Finding the Third Proportional to 169,437 and 365,118

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Solution

The third proportional to 169,437 and 365,118 is: 786,788.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,437 : 365,118 = 365,118 : x
  2. Step 2: Convert to fraction form
    169,437/365,118 = 365,118/x
  3. Step 3: Cross multiply
    169,437x = 365,118 × 365,118
  4. Step 4: Simplify right side
    169,437x = 133,311,153,924
  5. Step 5: Solve for x
    x = 133,311,153,924/169,437
  6. Step 6: Final answer
    x = 786,788.92

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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.