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Finding the Third Proportional to 296.44 and 626.06

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Solution

The third proportional to 296.44 and 626.06 is: 1,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.44 : 626.06 = 626.06 : x
  2. Step 2: Convert to fraction form
    296.44/626.06 = 626.06/x
  3. Step 3: Cross multiply
    296.44x = 626.06 × 626.06
  4. Step 4: Simplify right side
    296.44x = 391,954.25
  5. Step 5: Solve for x
    x = 391,954.25/296.44
  6. Step 6: Final answer
    x = 1,322.22

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.