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Finding the Fourth Proportional to 264.54, 364.80 and 232.68

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Solution

The fourth proportional to 264.54, 364.80 and 232.68 is: 320.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.54 : 364.80 = 232.68 : x
  2. Step 2: Convert to fraction form
    264.54/364.80 = 232.68/x
  3. Step 3: Cross multiply
    264.54x = 364.80 × 232.68
  4. Step 4: Simplify right side
    264.54x = 84,881.66
  5. Step 5: Solve for x
    x = 84,881.66/264.54
  6. Step 6: Final answer
    x = 320.87

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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.