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Finding the Fourth Proportional to 594.45, 891.37 and 229.34

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Solution

The fourth proportional to 594.45, 891.37 and 229.34 is: 343.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.45 : 891.37 = 229.34 : x
  2. Step 2: Convert to fraction form
    594.45/891.37 = 229.34/x
  3. Step 3: Cross multiply
    594.45x = 891.37 × 229.34
  4. Step 4: Simplify right side
    594.45x = 204,429.31
  5. Step 5: Solve for x
    x = 204,429.31/594.45
  6. Step 6: Final answer
    x = 343.90

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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.