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Finding the Third Proportional to 310.13 and 543.75

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Solution

The third proportional to 310.13 and 543.75 is: 953.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    310.13 : 543.75 = 543.75 : x
  2. Step 2: Convert to fraction form
    310.13/543.75 = 543.75/x
  3. Step 3: Cross multiply
    310.13x = 543.75 × 543.75
  4. Step 4: Simplify right side
    310.13x = 295,664.06
  5. Step 5: Solve for x
    x = 295,664.06/310.13
  6. Step 6: Final answer
    x = 953.37

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Why These Related Problems?

These problems maintain the same ratio (1.75) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.