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Finding the Fourth Proportional to 264.69, 396.76 and 237.35

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Solution

The fourth proportional to 264.69, 396.76 and 237.35 is: 355.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.69 : 396.76 = 237.35 : x
  2. Step 2: Convert to fraction form
    264.69/396.76 = 237.35/x
  3. Step 3: Cross multiply
    264.69x = 396.76 × 237.35
  4. Step 4: Simplify right side
    264.69x = 94,170.99
  5. Step 5: Solve for x
    x = 94,170.99/264.69
  6. Step 6: Final answer
    x = 355.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.