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Finding the Fourth Proportional to 364.85, 503.26 and 266.44

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Solution

The fourth proportional to 364.85, 503.26 and 266.44 is: 367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.85 : 503.26 = 266.44 : x
  2. Step 2: Convert to fraction form
    364.85/503.26 = 266.44/x
  3. Step 3: Cross multiply
    364.85x = 503.26 × 266.44
  4. Step 4: Simplify right side
    364.85x = 134,086.67
  5. Step 5: Solve for x
    x = 134,086.67/364.85
  6. Step 6: Final answer
    x = 367.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.