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Finding the Third Proportional to 429,264 and 925,474

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Solution

The third proportional to 429,264 and 925,474 is: 1,995,280.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,264 : 925,474 = 925,474 : x
  2. Step 2: Convert to fraction form
    429,264/925,474 = 925,474/x
  3. Step 3: Cross multiply
    429,264x = 925,474 × 925,474
  4. Step 4: Simplify right side
    429,264x = 856,502,124,676
  5. Step 5: Solve for x
    x = 856,502,124,676/429,264
  6. Step 6: Final answer
    x = 1,995,280.58

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.