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Finding the Fourth Proportional to 365.01, 503.27 and 266.60

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Solution

The fourth proportional to 365.01, 503.27 and 266.60 is: 367.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.01 : 503.27 = 266.60 : x
  2. Step 2: Convert to fraction form
    365.01/503.27 = 266.60/x
  3. Step 3: Cross multiply
    365.01x = 503.27 × 266.60
  4. Step 4: Simplify right side
    365.01x = 134,169.57
  5. Step 5: Solve for x
    x = 134,169.57/365.01
  6. Step 6: Final answer
    x = 367.58

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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.