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Finding the Fourth Proportional to 593.14, 818.40 and 344.32

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Solution

The fourth proportional to 593.14, 818.40 and 344.32 is: 475.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.14 : 818.40 = 344.32 : x
  2. Step 2: Convert to fraction form
    593.14/818.40 = 344.32/x
  3. Step 3: Cross multiply
    593.14x = 818.40 × 344.32
  4. Step 4: Simplify right side
    593.14x = 281,791.49
  5. Step 5: Solve for x
    x = 281,791.49/593.14
  6. Step 6: Final answer
    x = 475.08

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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.