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Finding the Third Proportional to 269,301 and 409,547.25

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Solution

The third proportional to 269,301 and 409,547.25 is: 622,830.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,301 : 409,547.25 = 409,547.25 : x
  2. Step 2: Convert to fraction form
    269,301/409,547.25 = 409,547.25/x
  3. Step 3: Cross multiply
    269,301x = 409,547.25 × 409,547.25
  4. Step 4: Simplify right side
    269,301x = 167,728,949,982.56
  5. Step 5: Solve for x
    x = 167,728,949,982.56/269,301
  6. Step 6: Final answer
    x = 622,830.77

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.