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Finding the Third Proportional to 350.75 and 526.25

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Solution

The third proportional to 350.75 and 526.25 is: 789.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.75 : 526.25 = 526.25 : x
  2. Step 2: Convert to fraction form
    350.75/526.25 = 526.25/x
  3. Step 3: Cross multiply
    350.75x = 526.25 × 526.25
  4. Step 4: Simplify right side
    350.75x = 276,939.06
  5. Step 5: Solve for x
    x = 276,939.06/350.75
  6. Step 6: Final answer
    x = 789.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.