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Finding the Third Proportional to 202,369 and 296,992

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Solution

The third proportional to 202,369 and 296,992 is: 435,858.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,369 : 296,992 = 296,992 : x
  2. Step 2: Convert to fraction form
    202,369/296,992 = 296,992/x
  3. Step 3: Cross multiply
    202,369x = 296,992 × 296,992
  4. Step 4: Simplify right side
    202,369x = 88,204,248,064
  5. Step 5: Solve for x
    x = 88,204,248,064/202,369
  6. Step 6: Final answer
    x = 435,858.50

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.