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Finding the Fourth Proportional to 604.88, 908.24 and 374.76

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Solution

The fourth proportional to 604.88, 908.24 and 374.76 is: 562.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.88 : 908.24 = 374.76 : x
  2. Step 2: Convert to fraction form
    604.88/908.24 = 374.76/x
  3. Step 3: Cross multiply
    604.88x = 908.24 × 374.76
  4. Step 4: Simplify right side
    604.88x = 340,372.02
  5. Step 5: Solve for x
    x = 340,372.02/604.88
  6. Step 6: Final answer
    x = 562.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.