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Finding the Third Proportional to 90,594 and 196,794

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Solution

The third proportional to 90,594 and 196,794 is: 427,488.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,594 : 196,794 = 196,794 : x
  2. Step 2: Convert to fraction form
    90,594/196,794 = 196,794/x
  3. Step 3: Cross multiply
    90,594x = 196,794 × 196,794
  4. Step 4: Simplify right side
    90,594x = 38,727,878,436
  5. Step 5: Solve for x
    x = 38,727,878,436/90,594
  6. Step 6: Final answer
    x = 427,488.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.