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Finding the Third Proportional to 160,569 and 352,920

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Solution

The third proportional to 160,569 and 352,920 is: 775,694.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,569 : 352,920 = 352,920 : x
  2. Step 2: Convert to fraction form
    160,569/352,920 = 352,920/x
  3. Step 3: Cross multiply
    160,569x = 352,920 × 352,920
  4. Step 4: Simplify right side
    160,569x = 124,552,526,400
  5. Step 5: Solve for x
    x = 124,552,526,400/160,569
  6. Step 6: Final answer
    x = 775,694.73

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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.