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Finding the Fourth Proportional to 433.69, 598.24 and 267.79

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Solution

The fourth proportional to 433.69, 598.24 and 267.79 is: 369.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.69 : 598.24 = 267.79 : x
  2. Step 2: Convert to fraction form
    433.69/598.24 = 267.79/x
  3. Step 3: Cross multiply
    433.69x = 598.24 × 267.79
  4. Step 4: Simplify right side
    433.69x = 160,202.69
  5. Step 5: Solve for x
    x = 160,202.69/433.69
  6. Step 6: Final answer
    x = 369.39

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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.