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Finding the Third Proportional to 281,301 and 663,633

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Solution

The third proportional to 281,301 and 663,633 is: 1,565,613.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,301 : 663,633 = 663,633 : x
  2. Step 2: Convert to fraction form
    281,301/663,633 = 663,633/x
  3. Step 3: Cross multiply
    281,301x = 663,633 × 663,633
  4. Step 4: Simplify right side
    281,301x = 440,408,758,689
  5. Step 5: Solve for x
    x = 440,408,758,689/281,301
  6. Step 6: Final answer
    x = 1,565,613.91

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.