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Finding the Fourth Proportional to 567.18, 850.10 and 274.50

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Solution

The fourth proportional to 567.18, 850.10 and 274.50 is: 411.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.18 : 850.10 = 274.50 : x
  2. Step 2: Convert to fraction form
    567.18/850.10 = 274.50/x
  3. Step 3: Cross multiply
    567.18x = 850.10 × 274.50
  4. Step 4: Simplify right side
    567.18x = 233,351.08
  5. Step 5: Solve for x
    x = 233,351.08/567.18
  6. Step 6: Final answer
    x = 411.42

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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.