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Finding the Third Proportional to 626,920 and 955,060

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Solution

The third proportional to 626,920 and 955,060 is: 1,454,953.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,920 : 955,060 = 955,060 : x
  2. Step 2: Convert to fraction form
    626,920/955,060 = 955,060/x
  3. Step 3: Cross multiply
    626,920x = 955,060 × 955,060
  4. Step 4: Simplify right side
    626,920x = 912,139,603,600
  5. Step 5: Solve for x
    x = 912,139,603,600/626,920
  6. Step 6: Final answer
    x = 1,454,953.75

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.