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Finding the Fourth Proportional to 436.38, 602.37 and 337.74

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Solution

The fourth proportional to 436.38, 602.37 and 337.74 is: 466.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.38 : 602.37 = 337.74 : x
  2. Step 2: Convert to fraction form
    436.38/602.37 = 337.74/x
  3. Step 3: Cross multiply
    436.38x = 602.37 × 337.74
  4. Step 4: Simplify right side
    436.38x = 203,444.44
  5. Step 5: Solve for x
    x = 203,444.44/436.38
  6. Step 6: Final answer
    x = 466.21

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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.