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Finding the Third Proportional to 566.25 and 857.25

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Solution

The third proportional to 566.25 and 857.25 is: 1,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.25 : 857.25 = 857.25 : x
  2. Step 2: Convert to fraction form
    566.25/857.25 = 857.25/x
  3. Step 3: Cross multiply
    566.25x = 857.25 × 857.25
  4. Step 4: Simplify right side
    566.25x = 734,877.56
  5. Step 5: Solve for x
    x = 734,877.56/566.25
  6. Step 6: Final answer
    x = 1,297.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.