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Finding the Fourth Proportional to 547.22, 754.92 and 350.94

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Solution

The fourth proportional to 547.22, 754.92 and 350.94 is: 484.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.22 : 754.92 = 350.94 : x
  2. Step 2: Convert to fraction form
    547.22/754.92 = 350.94/x
  3. Step 3: Cross multiply
    547.22x = 754.92 × 350.94
  4. Step 4: Simplify right side
    547.22x = 264,931.62
  5. Step 5: Solve for x
    x = 264,931.62/547.22
  6. Step 6: Final answer
    x = 484.14

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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.