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Finding the Third Proportional to 521,882 and 808,075

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Solution

The third proportional to 521,882 and 808,075 is: 1,251,212.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,882 : 808,075 = 808,075 : x
  2. Step 2: Convert to fraction form
    521,882/808,075 = 808,075/x
  3. Step 3: Cross multiply
    521,882x = 808,075 × 808,075
  4. Step 4: Simplify right side
    521,882x = 652,985,205,625
  5. Step 5: Solve for x
    x = 652,985,205,625/521,882
  6. Step 6: Final answer
    x = 1,251,212.35

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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.