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Finding the Fourth Proportional to 960.26, 1,324.55 and 567

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Solution

The fourth proportional to 960.26, 1,324.55 and 567 is: 782.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    960.26 : 1,324.55 = 567 : x
  2. Step 2: Convert to fraction form
    960.26/1,324.55 = 567/x
  3. Step 3: Cross multiply
    960.26x = 1,324.55 × 567
  4. Step 4: Simplify right side
    960.26x = 751,021.27
  5. Step 5: Solve for x
    x = 751,021.27/960.26
  6. Step 6: Final answer
    x = 782.11

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.