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Finding the Third Proportional to 571.50 and 734.06

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Solution

The third proportional to 571.50 and 734.06 is: 942.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    571.50 : 734.06 = 734.06 : x
  2. Step 2: Convert to fraction form
    571.50/734.06 = 734.06/x
  3. Step 3: Cross multiply
    571.50x = 734.06 × 734.06
  4. Step 4: Simplify right side
    571.50x = 538,847.75
  5. Step 5: Solve for x
    x = 538,847.75/571.50
  6. Step 6: Final answer
    x = 942.87

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.