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Finding the Fourth Proportional to 533.29, 799.93 and 376.47

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Solution

The fourth proportional to 533.29, 799.93 and 376.47 is: 564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.29 : 799.93 = 376.47 : x
  2. Step 2: Convert to fraction form
    533.29/799.93 = 376.47/x
  3. Step 3: Cross multiply
    533.29x = 799.93 × 376.47
  4. Step 4: Simplify right side
    533.29x = 301,149.65
  5. Step 5: Solve for x
    x = 301,149.65/533.29
  6. Step 6: Final answer
    x = 564.70

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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.