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Finding the Fourth Proportional to 547.63, 754.95 and 337.67

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Solution

The fourth proportional to 547.63, 754.95 and 337.67 is: 465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.63 : 754.95 = 337.67 : x
  2. Step 2: Convert to fraction form
    547.63/754.95 = 337.67/x
  3. Step 3: Cross multiply
    547.63x = 754.95 × 337.67
  4. Step 4: Simplify right side
    547.63x = 254,924.88
  5. Step 5: Solve for x
    x = 254,924.88/547.63
  6. Step 6: Final answer
    x = 465.50

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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.