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Finding the Fourth Proportional to 367.46, 548.40 and 336.47

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Solution

The fourth proportional to 367.46, 548.40 and 336.47 is: 502.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.46 : 548.40 = 336.47 : x
  2. Step 2: Convert to fraction form
    367.46/548.40 = 336.47/x
  3. Step 3: Cross multiply
    367.46x = 548.40 × 336.47
  4. Step 4: Simplify right side
    367.46x = 184,517.41
  5. Step 5: Solve for x
    x = 184,517.41/367.46
  6. Step 6: Final answer
    x = 502.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.