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Finding the Fourth Proportional to 362.11, 542.16 and 301.47

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Solution

The fourth proportional to 362.11, 542.16 and 301.47 is: 451.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.11 : 542.16 = 301.47 : x
  2. Step 2: Convert to fraction form
    362.11/542.16 = 301.47/x
  3. Step 3: Cross multiply
    362.11x = 542.16 × 301.47
  4. Step 4: Simplify right side
    362.11x = 163,444.98
  5. Step 5: Solve for x
    x = 163,444.98/362.11
  6. Step 6: Final answer
    x = 451.37

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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.