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Finding the Third Proportional to 288,297 and 625,266

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Solution

The third proportional to 288,297 and 625,266 is: 1,356,093.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,297 : 625,266 = 625,266 : x
  2. Step 2: Convert to fraction form
    288,297/625,266 = 625,266/x
  3. Step 3: Cross multiply
    288,297x = 625,266 × 625,266
  4. Step 4: Simplify right side
    288,297x = 390,957,570,756
  5. Step 5: Solve for x
    x = 390,957,570,756/288,297
  6. Step 6: Final answer
    x = 1,356,093.09

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.