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Finding the Fourth Proportional to 533.84, 800.94 and 245.07

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Solution

The fourth proportional to 533.84, 800.94 and 245.07 is: 367.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.84 : 800.94 = 245.07 : x
  2. Step 2: Convert to fraction form
    533.84/800.94 = 245.07/x
  3. Step 3: Cross multiply
    533.84x = 800.94 × 245.07
  4. Step 4: Simplify right side
    533.84x = 196,286.37
  5. Step 5: Solve for x
    x = 196,286.37/533.84
  6. Step 6: Final answer
    x = 367.69

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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.