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Finding the Fourth Proportional to 547.33, 755.05 and 337.54

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Solution

The fourth proportional to 547.33, 755.05 and 337.54 is: 465.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.33 : 755.05 = 337.54 : x
  2. Step 2: Convert to fraction form
    547.33/755.05 = 337.54/x
  3. Step 3: Cross multiply
    547.33x = 755.05 × 337.54
  4. Step 4: Simplify right side
    547.33x = 254,859.58
  5. Step 5: Solve for x
    x = 254,859.58/547.33
  6. Step 6: Final answer
    x = 465.64

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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.