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Finding the Fourth Proportional to 594.87, 892.31 and 379.82

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Solution

The fourth proportional to 594.87, 892.31 and 379.82 is: 569.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.87 : 892.31 = 379.82 : x
  2. Step 2: Convert to fraction form
    594.87/892.31 = 379.82/x
  3. Step 3: Cross multiply
    594.87x = 892.31 × 379.82
  4. Step 4: Simplify right side
    594.87x = 338,914.95
  5. Step 5: Solve for x
    x = 338,914.95/594.87
  6. Step 6: Final answer
    x = 569.73

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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.