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Finding the Third Proportional to 455,035 and 988,802

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Solution

The third proportional to 455,035 and 988,802 is: 2,148,690.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,035 : 988,802 = 988,802 : x
  2. Step 2: Convert to fraction form
    455,035/988,802 = 988,802/x
  3. Step 3: Cross multiply
    455,035x = 988,802 × 988,802
  4. Step 4: Simplify right side
    455,035x = 977,729,395,204
  5. Step 5: Solve for x
    x = 977,729,395,204/455,035
  6. Step 6: Final answer
    x = 2,148,690.53

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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.