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Finding the Fourth Proportional to 533.36, 798.69 and 337.77

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Solution

The fourth proportional to 533.36, 798.69 and 337.77 is: 505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.36 : 798.69 = 337.77 : x
  2. Step 2: Convert to fraction form
    533.36/798.69 = 337.77/x
  3. Step 3: Cross multiply
    533.36x = 798.69 × 337.77
  4. Step 4: Simplify right side
    533.36x = 269,773.52
  5. Step 5: Solve for x
    x = 269,773.52/533.36
  6. Step 6: Final answer
    x = 505.80

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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.