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Finding the Fourth Proportional to 604.37, 834.11 and 383.34

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Solution

The fourth proportional to 604.37, 834.11 and 383.34 is: 529.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.37 : 834.11 = 383.34 : x
  2. Step 2: Convert to fraction form
    604.37/834.11 = 383.34/x
  3. Step 3: Cross multiply
    604.37x = 834.11 × 383.34
  4. Step 4: Simplify right side
    604.37x = 319,745.81
  5. Step 5: Solve for x
    x = 319,745.81/604.37
  6. Step 6: Final answer
    x = 529.06

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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.