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Finding the Fourth Proportional to 567.54, 850.60 and 307.67

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Solution

The fourth proportional to 567.54, 850.60 and 307.67 is: 461.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.54 : 850.60 = 307.67 : x
  2. Step 2: Convert to fraction form
    567.54/850.60 = 307.67/x
  3. Step 3: Cross multiply
    567.54x = 850.60 × 307.67
  4. Step 4: Simplify right side
    567.54x = 261,700.23
  5. Step 5: Solve for x
    x = 261,700.23/567.54
  6. Step 6: Final answer
    x = 461.11

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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.