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Finding the Third Proportional to 602,703 and 910,215

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Solution

The third proportional to 602,703 and 910,215 is: 1,374,626.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,703 : 910,215 = 910,215 : x
  2. Step 2: Convert to fraction form
    602,703/910,215 = 910,215/x
  3. Step 3: Cross multiply
    602,703x = 910,215 × 910,215
  4. Step 4: Simplify right side
    602,703x = 828,491,346,225
  5. Step 5: Solve for x
    x = 828,491,346,225/602,703
  6. Step 6: Final answer
    x = 1,374,626.22

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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.