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Finding the Fourth Proportional to 604.57, 833.97 and 383.14

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Solution

The fourth proportional to 604.57, 833.97 and 383.14 is: 528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.57 : 833.97 = 383.14 : x
  2. Step 2: Convert to fraction form
    604.57/833.97 = 383.14/x
  3. Step 3: Cross multiply
    604.57x = 833.97 × 383.14
  4. Step 4: Simplify right side
    604.57x = 319,527.27
  5. Step 5: Solve for x
    x = 319,527.27/604.57
  6. Step 6: Final answer
    x = 528.52

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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.