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Finding the Fourth Proportional to 597.94, 896.94 and 213.19

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Solution

The fourth proportional to 597.94, 896.94 and 213.19 is: 319.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.94 : 896.94 = 213.19 : x
  2. Step 2: Convert to fraction form
    597.94/896.94 = 213.19/x
  3. Step 3: Cross multiply
    597.94x = 896.94 × 213.19
  4. Step 4: Simplify right side
    597.94x = 191,216.40
  5. Step 5: Solve for x
    x = 191,216.40/597.94
  6. Step 6: Final answer
    x = 319.79

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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.