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Finding the Fourth Proportional to 960.06, 1,323.67 and 736.26

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Solution

The fourth proportional to 960.06, 1,323.67 and 736.26 is: 1,015.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    960.06 : 1,323.67 = 736.26 : x
  2. Step 2: Convert to fraction form
    960.06/1,323.67 = 736.26/x
  3. Step 3: Cross multiply
    960.06x = 1,323.67 × 736.26
  4. Step 4: Simplify right side
    960.06x = 974,565.27
  5. Step 5: Solve for x
    x = 974,565.27/960.06
  6. Step 6: Final answer
    x = 1,015.11

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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.