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Finding the Fourth Proportional to 344.02, 474.77 and 204.11

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Solution

The fourth proportional to 344.02, 474.77 and 204.11 is: 281.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    344.02 : 474.77 = 204.11 : x
  2. Step 2: Convert to fraction form
    344.02/474.77 = 204.11/x
  3. Step 3: Cross multiply
    344.02x = 474.77 × 204.11
  4. Step 4: Simplify right side
    344.02x = 96,903.10
  5. Step 5: Solve for x
    x = 96,903.10/344.02
  6. Step 6: Final answer
    x = 281.68

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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.