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Finding the Third Proportional to 668,452 and 1,008,348

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Solution

The third proportional to 668,452 and 1,008,348 is: 1,521,075.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,452 : 1,008,348 = 1,008,348 : x
  2. Step 2: Convert to fraction form
    668,452/1,008,348 = 1,008,348/x
  3. Step 3: Cross multiply
    668,452x = 1,008,348 × 1,008,348
  4. Step 4: Simplify right side
    668,452x = 1,016,765,689,104
  5. Step 5: Solve for x
    x = 1,016,765,689,104/668,452
  6. Step 6: Final answer
    x = 1,521,075.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.