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Finding the Fourth Proportional to 362.28, 542.34 and 246.84

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Solution

The fourth proportional to 362.28, 542.34 and 246.84 is: 369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.28 : 542.34 = 246.84 : x
  2. Step 2: Convert to fraction form
    362.28/542.34 = 246.84/x
  3. Step 3: Cross multiply
    362.28x = 542.34 × 246.84
  4. Step 4: Simplify right side
    362.28x = 133,871.21
  5. Step 5: Solve for x
    x = 133,871.21/362.28
  6. Step 6: Final answer
    x = 369.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.