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Finding the Third Proportional to 161,404 and 352,296

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Solution

The third proportional to 161,404 and 352,296 is: 768,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,404 : 352,296 = 352,296 : x
  2. Step 2: Convert to fraction form
    161,404/352,296 = 352,296/x
  3. Step 3: Cross multiply
    161,404x = 352,296 × 352,296
  4. Step 4: Simplify right side
    161,404x = 124,112,471,616
  5. Step 5: Solve for x
    x = 124,112,471,616/161,404
  6. Step 6: Final answer
    x = 768,955.36

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.