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Finding the Fourth Proportional to 360.20, 537.69 and 333.50

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Solution

The fourth proportional to 360.20, 537.69 and 333.50 is: 497.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.20 : 537.69 = 333.50 : x
  2. Step 2: Convert to fraction form
    360.20/537.69 = 333.50/x
  3. Step 3: Cross multiply
    360.20x = 537.69 × 333.50
  4. Step 4: Simplify right side
    360.20x = 179,317.95
  5. Step 5: Solve for x
    x = 179,317.95/360.20
  6. Step 6: Final answer
    x = 497.83

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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.