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Finding the Fourth Proportional to 573.85, 792.03 and 349.84

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Solution

The fourth proportional to 573.85, 792.03 and 349.84 is: 482.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.85 : 792.03 = 349.84 : x
  2. Step 2: Convert to fraction form
    573.85/792.03 = 349.84/x
  3. Step 3: Cross multiply
    573.85x = 792.03 × 349.84
  4. Step 4: Simplify right side
    573.85x = 277,083.78
  5. Step 5: Solve for x
    x = 277,083.78/573.85
  6. Step 6: Final answer
    x = 482.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.