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Finding the Fourth Proportional to 593.12, 818.27 and 344.39

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Solution

The fourth proportional to 593.12, 818.27 and 344.39 is: 475.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.12 : 818.27 = 344.39 : x
  2. Step 2: Convert to fraction form
    593.12/818.27 = 344.39/x
  3. Step 3: Cross multiply
    593.12x = 818.27 × 344.39
  4. Step 4: Simplify right side
    593.12x = 281,804.01
  5. Step 5: Solve for x
    x = 281,804.01/593.12
  6. Step 6: Final answer
    x = 475.12

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1.5x scale

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.