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Finding the Fourth Proportional to 767.37, 1,150.44 and 334.22

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Solution

The fourth proportional to 767.37, 1,150.44 and 334.22 is: 501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    767.37 : 1,150.44 = 334.22 : x
  2. Step 2: Convert to fraction form
    767.37/1,150.44 = 334.22/x
  3. Step 3: Cross multiply
    767.37x = 1,150.44 × 334.22
  4. Step 4: Simplify right side
    767.37x = 384,500.06
  5. Step 5: Solve for x
    x = 384,500.06/767.37
  6. Step 6: Final answer
    x = 501.06

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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.