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Finding the Fourth Proportional to 333.09, 459.95 and 250.29

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Solution

The fourth proportional to 333.09, 459.95 and 250.29 is: 345.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.09 : 459.95 = 250.29 : x
  2. Step 2: Convert to fraction form
    333.09/459.95 = 250.29/x
  3. Step 3: Cross multiply
    333.09x = 459.95 × 250.29
  4. Step 4: Simplify right side
    333.09x = 115,119.63
  5. Step 5: Solve for x
    x = 115,119.63/333.09
  6. Step 6: Final answer
    x = 345.61

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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.