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Finding the Fourth Proportional to 337.79, 466.32 and 213.57

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Solution

The fourth proportional to 337.79, 466.32 and 213.57 is: 294.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.79 : 466.32 = 213.57 : x
  2. Step 2: Convert to fraction form
    337.79/466.32 = 213.57/x
  3. Step 3: Cross multiply
    337.79x = 466.32 × 213.57
  4. Step 4: Simplify right side
    337.79x = 99,592.06
  5. Step 5: Solve for x
    x = 99,592.06/337.79
  6. Step 6: Final answer
    x = 294.84

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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.