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Finding the Third Proportional to 202,226 and 440,307

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Solution

The third proportional to 202,226 and 440,307 is: 958,681.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,226 : 440,307 = 440,307 : x
  2. Step 2: Convert to fraction form
    202,226/440,307 = 440,307/x
  3. Step 3: Cross multiply
    202,226x = 440,307 × 440,307
  4. Step 4: Simplify right side
    202,226x = 193,870,254,249
  5. Step 5: Solve for x
    x = 193,870,254,249/202,226
  6. Step 6: Final answer
    x = 958,681.15

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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.