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Finding the Third Proportional to 173,390 and 326,044

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Solution

The third proportional to 173,390 and 326,044 is: 613,095.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,390 : 326,044 = 326,044 : x
  2. Step 2: Convert to fraction form
    173,390/326,044 = 326,044/x
  3. Step 3: Cross multiply
    173,390x = 326,044 × 326,044
  4. Step 4: Simplify right side
    173,390x = 106,304,689,936
  5. Step 5: Solve for x
    x = 106,304,689,936/173,390
  6. Step 6: Final answer
    x = 613,095.85

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Why These Related Problems?

These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.