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Finding the Third Proportional to 208,052 and 448,243

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Solution

The third proportional to 208,052 and 448,243 is: 965,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,052 : 448,243 = 448,243 : x
  2. Step 2: Convert to fraction form
    208,052/448,243 = 448,243/x
  3. Step 3: Cross multiply
    208,052x = 448,243 × 448,243
  4. Step 4: Simplify right side
    208,052x = 200,921,787,049
  5. Step 5: Solve for x
    x = 200,921,787,049/208,052
  6. Step 6: Final answer
    x = 965,728.70

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.