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Finding the Third Proportional to 483.75 and 526.25

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Solution

The third proportional to 483.75 and 526.25 is: 572.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.75 : 526.25 = 526.25 : x
  2. Step 2: Convert to fraction form
    483.75/526.25 = 526.25/x
  3. Step 3: Cross multiply
    483.75x = 526.25 × 526.25
  4. Step 4: Simplify right side
    483.75x = 276,939.06
  5. Step 5: Solve for x
    x = 276,939.06/483.75
  6. Step 6: Final answer
    x = 572.48

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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.