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Finding the Fourth Proportional to 414.84, 572.39 and 267.45

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Solution

The fourth proportional to 414.84, 572.39 and 267.45 is: 369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    414.84 : 572.39 = 267.45 : x
  2. Step 2: Convert to fraction form
    414.84/572.39 = 267.45/x
  3. Step 3: Cross multiply
    414.84x = 572.39 × 267.45
  4. Step 4: Simplify right side
    414.84x = 153,086.37
  5. Step 5: Solve for x
    x = 153,086.37/414.84
  6. Step 6: Final answer
    x = 369.03

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