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Finding the Fourth Proportional to 533.23, 799.53 and 359.89

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Solution

The fourth proportional to 533.23, 799.53 and 359.89 is: 539.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.23 : 799.53 = 359.89 : x
  2. Step 2: Convert to fraction form
    533.23/799.53 = 359.89/x
  3. Step 3: Cross multiply
    533.23x = 799.53 × 359.89
  4. Step 4: Simplify right side
    533.23x = 287,742.85
  5. Step 5: Solve for x
    x = 287,742.85/533.23
  6. Step 6: Final answer
    x = 539.62

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Similar ratio
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1.5x scale

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.