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Finding the Fourth Proportional to 362.55, 543.33 and 352.03

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Solution

The fourth proportional to 362.55, 543.33 and 352.03 is: 527.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.55 : 543.33 = 352.03 : x
  2. Step 2: Convert to fraction form
    362.55/543.33 = 352.03/x
  3. Step 3: Cross multiply
    362.55x = 543.33 × 352.03
  4. Step 4: Simplify right side
    362.55x = 191,265.74
  5. Step 5: Solve for x
    x = 191,265.74/362.55
  6. Step 6: Final answer
    x = 527.56

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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.