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Finding the Third Proportional to 169,020 and 261,594

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Solution

The third proportional to 169,020 and 261,594 is: 404,871.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,020 : 261,594 = 261,594 : x
  2. Step 2: Convert to fraction form
    169,020/261,594 = 261,594/x
  3. Step 3: Cross multiply
    169,020x = 261,594 × 261,594
  4. Step 4: Simplify right side
    169,020x = 68,431,420,836
  5. Step 5: Solve for x
    x = 68,431,420,836/169,020
  6. Step 6: Final answer
    x = 404,871.74

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.