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Finding the Fourth Proportional to 333.11, 460.03 and 258.69

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Solution

The fourth proportional to 333.11, 460.03 and 258.69 is: 357.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.11 : 460.03 = 258.69 : x
  2. Step 2: Convert to fraction form
    333.11/460.03 = 258.69/x
  3. Step 3: Cross multiply
    333.11x = 460.03 × 258.69
  4. Step 4: Simplify right side
    333.11x = 119,006.72
  5. Step 5: Solve for x
    x = 119,006.72/333.11
  6. Step 6: Final answer
    x = 357.26

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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.