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Finding the Third Proportional to 207,560 and 452,688

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Solution

The third proportional to 207,560 and 452,688 is: 987,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,560 : 452,688 = 452,688 : x
  2. Step 2: Convert to fraction form
    207,560/452,688 = 452,688/x
  3. Step 3: Cross multiply
    207,560x = 452,688 × 452,688
  4. Step 4: Simplify right side
    207,560x = 204,926,425,344
  5. Step 5: Solve for x
    x = 204,926,425,344/207,560
  6. Step 6: Final answer
    x = 987,311.74

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.