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Finding the Third Proportional to 537.75 and 860.25

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Solution

The third proportional to 537.75 and 860.25 is: 1,376.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.75 : 860.25 = 860.25 : x
  2. Step 2: Convert to fraction form
    537.75/860.25 = 860.25/x
  3. Step 3: Cross multiply
    537.75x = 860.25 × 860.25
  4. Step 4: Simplify right side
    537.75x = 740,030.06
  5. Step 5: Solve for x
    x = 740,030.06/537.75
  6. Step 6: Final answer
    x = 1,376.16

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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.