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Finding the Third Proportional to 183,472 and 404,190

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Solution

The third proportional to 183,472 and 404,190 is: 890,433.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,472 : 404,190 = 404,190 : x
  2. Step 2: Convert to fraction form
    183,472/404,190 = 404,190/x
  3. Step 3: Cross multiply
    183,472x = 404,190 × 404,190
  4. Step 4: Simplify right side
    183,472x = 163,369,556,100
  5. Step 5: Solve for x
    x = 163,369,556,100/183,472
  6. Step 6: Final answer
    x = 890,433.18

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.