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Finding the Third Proportional to 355.25 and 602

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Solution

The third proportional to 355.25 and 602 is: 1,020.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    355.25 : 602 = 602 : x
  2. Step 2: Convert to fraction form
    355.25/602 = 602/x
  3. Step 3: Cross multiply
    355.25x = 602 × 602
  4. Step 4: Simplify right side
    355.25x = 362,404
  5. Step 5: Solve for x
    x = 362,404/355.25
  6. Step 6: Final answer
    x = 1,020.14

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Why These Related Problems?

These problems maintain the same ratio (1.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.