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Finding the Fourth Proportional to 437.11, 603.44 and 337.31

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Solution

The fourth proportional to 437.11, 603.44 and 337.31 is: 465.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.11 : 603.44 = 337.31 : x
  2. Step 2: Convert to fraction form
    437.11/603.44 = 337.31/x
  3. Step 3: Cross multiply
    437.11x = 603.44 × 337.31
  4. Step 4: Simplify right side
    437.11x = 203,546.35
  5. Step 5: Solve for x
    x = 203,546.35/437.11
  6. Step 6: Final answer
    x = 465.66

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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.