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Finding the Fourth Proportional to 333.54, 459.66 and 240.13

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Solution

The fourth proportional to 333.54, 459.66 and 240.13 is: 330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.54 : 459.66 = 240.13 : x
  2. Step 2: Convert to fraction form
    333.54/459.66 = 240.13/x
  3. Step 3: Cross multiply
    333.54x = 459.66 × 240.13
  4. Step 4: Simplify right side
    333.54x = 110,377.01
  5. Step 5: Solve for x
    x = 110,377.01/333.54
  6. Step 6: Final answer
    x = 330.93

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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.