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Finding the Third Proportional to 602,601 and 817,485

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Solution

The third proportional to 602,601 and 817,485 is: 1,108,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,601 : 817,485 = 817,485 : x
  2. Step 2: Convert to fraction form
    602,601/817,485 = 817,485/x
  3. Step 3: Cross multiply
    602,601x = 817,485 × 817,485
  4. Step 4: Simplify right side
    602,601x = 668,281,725,225
  5. Step 5: Solve for x
    x = 668,281,725,225/602,601
  6. Step 6: Final answer
    x = 1,108,995.38

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.