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Finding the Fourth Proportional to 436.02, 601.72 and 249.52

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Solution

The fourth proportional to 436.02, 601.72 and 249.52 is: 344.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.02 : 601.72 = 249.52 : x
  2. Step 2: Convert to fraction form
    436.02/601.72 = 249.52/x
  3. Step 3: Cross multiply
    436.02x = 601.72 × 249.52
  4. Step 4: Simplify right side
    436.02x = 150,139.05
  5. Step 5: Solve for x
    x = 150,139.05/436.02
  6. Step 6: Final answer
    x = 344.34

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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.