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Finding the Fourth Proportional to 547.29, 754.99 and 337.59

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Solution

The fourth proportional to 547.29, 754.99 and 337.59 is: 465.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.29 : 754.99 = 337.59 : x
  2. Step 2: Convert to fraction form
    547.29/754.99 = 337.59/x
  3. Step 3: Cross multiply
    547.29x = 754.99 × 337.59
  4. Step 4: Simplify right side
    547.29x = 254,876.23
  5. Step 5: Solve for x
    x = 254,876.23/547.29
  6. Step 6: Final answer
    x = 465.71

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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.