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Finding the Fourth Proportional to 566.55, 850.41 and 274.26

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Solution

The fourth proportional to 566.55, 850.41 and 274.26 is: 411.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.55 : 850.41 = 274.26 : x
  2. Step 2: Convert to fraction form
    566.55/850.41 = 274.26/x
  3. Step 3: Cross multiply
    566.55x = 850.41 × 274.26
  4. Step 4: Simplify right side
    566.55x = 233,233.45
  5. Step 5: Solve for x
    x = 233,233.45/566.55
  6. Step 6: Final answer
    x = 411.67

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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.