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Finding the Third Proportional to 194,760 and 414,630

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Solution

The third proportional to 194,760 and 414,630 is: 882,717.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,760 : 414,630 = 414,630 : x
  2. Step 2: Convert to fraction form
    194,760/414,630 = 414,630/x
  3. Step 3: Cross multiply
    194,760x = 414,630 × 414,630
  4. Step 4: Simplify right side
    194,760x = 171,918,036,900
  5. Step 5: Solve for x
    x = 171,918,036,900/194,760
  6. Step 6: Final answer
    x = 882,717.38

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.