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Finding the Fourth Proportional to 362.67, 543.45 and 293.82

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Solution

The fourth proportional to 362.67, 543.45 and 293.82 is: 440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.67 : 543.45 = 293.82 : x
  2. Step 2: Convert to fraction form
    362.67/543.45 = 293.82/x
  3. Step 3: Cross multiply
    362.67x = 543.45 × 293.82
  4. Step 4: Simplify right side
    362.67x = 159,676.48
  5. Step 5: Solve for x
    x = 159,676.48/362.67
  6. Step 6: Final answer
    x = 440.28

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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.