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Finding the Fourth Proportional to 265.41, 366 and 230.37

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Solution

The fourth proportional to 265.41, 366 and 230.37 is: 317.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.41 : 366 = 230.37 : x
  2. Step 2: Convert to fraction form
    265.41/366 = 230.37/x
  3. Step 3: Cross multiply
    265.41x = 366 × 230.37
  4. Step 4: Simplify right side
    265.41x = 84,315.42
  5. Step 5: Solve for x
    x = 84,315.42/265.41
  6. Step 6: Final answer
    x = 317.68

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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.