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Finding the Fourth Proportional to 767.06, 1,149.17 and 593.11

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Solution

The fourth proportional to 767.06, 1,149.17 and 593.11 is: 888.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    767.06 : 1,149.17 = 593.11 : x
  2. Step 2: Convert to fraction form
    767.06/1,149.17 = 593.11/x
  3. Step 3: Cross multiply
    767.06x = 1,149.17 × 593.11
  4. Step 4: Simplify right side
    767.06x = 681,584.22
  5. Step 5: Solve for x
    x = 681,584.22/767.06
  6. Step 6: Final answer
    x = 888.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.