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Finding the Third Proportional to 197,756 and 409,532

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Solution

The third proportional to 197,756 and 409,532 is: 848,097.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,756 : 409,532 = 409,532 : x
  2. Step 2: Convert to fraction form
    197,756/409,532 = 409,532/x
  3. Step 3: Cross multiply
    197,756x = 409,532 × 409,532
  4. Step 4: Simplify right side
    197,756x = 167,716,459,024
  5. Step 5: Solve for x
    x = 167,716,459,024/197,756
  6. Step 6: Final answer
    x = 848,097.95

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.