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Finding the Third Proportional to 201,264 and 426,504

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Solution

The third proportional to 201,264 and 426,504 is: 903,816.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,264 : 426,504 = 426,504 : x
  2. Step 2: Convert to fraction form
    201,264/426,504 = 426,504/x
  3. Step 3: Cross multiply
    201,264x = 426,504 × 426,504
  4. Step 4: Simplify right side
    201,264x = 181,905,662,016
  5. Step 5: Solve for x
    x = 181,905,662,016/201,264
  6. Step 6: Final answer
    x = 903,816.19

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.