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Finding the Fourth Proportional to 337.51, 465.76 and 197.65

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Solution

The fourth proportional to 337.51, 465.76 and 197.65 is: 272.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.51 : 465.76 = 197.65 : x
  2. Step 2: Convert to fraction form
    337.51/465.76 = 197.65/x
  3. Step 3: Cross multiply
    337.51x = 465.76 × 197.65
  4. Step 4: Simplify right side
    337.51x = 92,057.46
  5. Step 5: Solve for x
    x = 92,057.46/337.51
  6. Step 6: Final answer
    x = 272.75

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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.