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Finding the Fourth Proportional to 567.05, 850.72 and 306.93

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Solution

The fourth proportional to 567.05, 850.72 and 306.93 is: 460.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.05 : 850.72 = 306.93 : x
  2. Step 2: Convert to fraction form
    567.05/850.72 = 306.93/x
  3. Step 3: Cross multiply
    567.05x = 850.72 × 306.93
  4. Step 4: Simplify right side
    567.05x = 261,110.72
  5. Step 5: Solve for x
    x = 261,110.72/567.05
  6. Step 6: Final answer
    x = 460.48

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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.