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Finding the Fourth Proportional to 567.11, 850.44 and 384.56

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Solution

The fourth proportional to 567.11, 850.44 and 384.56 is: 576.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.11 : 850.44 = 384.56 : x
  2. Step 2: Convert to fraction form
    567.11/850.44 = 384.56/x
  3. Step 3: Cross multiply
    567.11x = 850.44 × 384.56
  4. Step 4: Simplify right side
    567.11x = 327,045.21
  5. Step 5: Solve for x
    x = 327,045.21/567.11
  6. Step 6: Final answer
    x = 576.69

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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.