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Finding the Fourth Proportional to 593.07, 818.21 and 371.64

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Solution

The fourth proportional to 593.07, 818.21 and 371.64 is: 512.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.07 : 818.21 = 371.64 : x
  2. Step 2: Convert to fraction form
    593.07/818.21 = 371.64/x
  3. Step 3: Cross multiply
    593.07x = 818.21 × 371.64
  4. Step 4: Simplify right side
    593.07x = 304,077.71
  5. Step 5: Solve for x
    x = 304,077.71/593.07
  6. Step 6: Final answer
    x = 512.72

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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.