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Finding the Third Proportional to 125,054 and 277,756

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Solution

The third proportional to 125,054 and 277,756 is: 616,920.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,054 : 277,756 = 277,756 : x
  2. Step 2: Convert to fraction form
    125,054/277,756 = 277,756/x
  3. Step 3: Cross multiply
    125,054x = 277,756 × 277,756
  4. Step 4: Simplify right side
    125,054x = 77,148,395,536
  5. Step 5: Solve for x
    x = 77,148,395,536/125,054
  6. Step 6: Final answer
    x = 616,920.65

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.