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Finding the Fourth Proportional to 436.59, 602.33 and 249.95

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Solution

The fourth proportional to 436.59, 602.33 and 249.95 is: 344.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.59 : 602.33 = 249.95 : x
  2. Step 2: Convert to fraction form
    436.59/602.33 = 249.95/x
  3. Step 3: Cross multiply
    436.59x = 602.33 × 249.95
  4. Step 4: Simplify right side
    436.59x = 150,548.12
  5. Step 5: Solve for x
    x = 150,548.12/436.59
  6. Step 6: Final answer
    x = 344.83

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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.