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Finding the Third Proportional to 484.25 and 526.75

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Solution

The third proportional to 484.25 and 526.75 is: 572.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    484.25 : 526.75 = 526.75 : x
  2. Step 2: Convert to fraction form
    484.25/526.75 = 526.75/x
  3. Step 3: Cross multiply
    484.25x = 526.75 × 526.75
  4. Step 4: Simplify right side
    484.25x = 277,465.56
  5. Step 5: Solve for x
    x = 277,465.56/484.25
  6. Step 6: Final answer
    x = 572.98

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.