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Finding the Third Proportional to 772.22 and 1,595.53

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Solution

The third proportional to 772.22 and 1,595.53 is: 3,296.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    772.22 : 1,595.53 = 1,595.53 : x
  2. Step 2: Convert to fraction form
    772.22/1,595.53 = 1,595.53/x
  3. Step 3: Cross multiply
    772.22x = 1,595.53 × 1,595.53
  4. Step 4: Simplify right side
    772.22x = 2,545,719.97
  5. Step 5: Solve for x
    x = 2,545,719.97/772.22
  6. Step 6: Final answer
    x = 3,296.63

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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.