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Finding the Fourth Proportional to 474.04, 654.10 and 267

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Solution

The fourth proportional to 474.04, 654.10 and 267 is: 368.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.04 : 654.10 = 267 : x
  2. Step 2: Convert to fraction form
    474.04/654.10 = 267/x
  3. Step 3: Cross multiply
    474.04x = 654.10 × 267
  4. Step 4: Simplify right side
    474.04x = 174,644.70
  5. Step 5: Solve for x
    x = 174,644.70/474.04
  6. Step 6: Final answer
    x = 368.42

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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.