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Finding the Third Proportional to 802.69 and 1,660.88

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Solution

The third proportional to 802.69 and 1,660.88 is: 3,436.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    802.69 : 1,660.88 = 1,660.88 : x
  2. Step 2: Convert to fraction form
    802.69/1,660.88 = 1,660.88/x
  3. Step 3: Cross multiply
    802.69x = 1,660.88 × 1,660.88
  4. Step 4: Simplify right side
    802.69x = 2,758,505.77
  5. Step 5: Solve for x
    x = 2,758,505.77/802.69
  6. Step 6: Final answer
    x = 3,436.59

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.