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Finding the Fourth Proportional to 444.34, 611.71 and 333.63

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Solution

The fourth proportional to 444.34, 611.71 and 333.63 is: 459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.34 : 611.71 = 333.63 : x
  2. Step 2: Convert to fraction form
    444.34/611.71 = 333.63/x
  3. Step 3: Cross multiply
    444.34x = 611.71 × 333.63
  4. Step 4: Simplify right side
    444.34x = 204,084.81
  5. Step 5: Solve for x
    x = 204,084.81/444.34
  6. Step 6: Final answer
    x = 459.30

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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.