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Finding the Fourth Proportional to 549.84, 824.94 and 333.48

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Solution

The fourth proportional to 549.84, 824.94 and 333.48 is: 500.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.84 : 824.94 = 333.48 : x
  2. Step 2: Convert to fraction form
    549.84/824.94 = 333.48/x
  3. Step 3: Cross multiply
    549.84x = 824.94 × 333.48
  4. Step 4: Simplify right side
    549.84x = 275,100.99
  5. Step 5: Solve for x
    x = 275,100.99/549.84
  6. Step 6: Final answer
    x = 500.33

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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.