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Finding the Fourth Proportional to 336.75, 464.81 and 265.82

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Solution

The fourth proportional to 336.75, 464.81 and 265.82 is: 366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.75 : 464.81 = 265.82 : x
  2. Step 2: Convert to fraction form
    336.75/464.81 = 265.82/x
  3. Step 3: Cross multiply
    336.75x = 464.81 × 265.82
  4. Step 4: Simplify right side
    336.75x = 123,552.14
  5. Step 5: Solve for x
    x = 123,552.14/336.75
  6. Step 6: Final answer
    x = 366.90

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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.