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Finding the Fourth Proportional to 593.36, 818.71 and 372.23

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Solution

The fourth proportional to 593.36, 818.71 and 372.23 is: 513.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.36 : 818.71 = 372.23 : x
  2. Step 2: Convert to fraction form
    593.36/818.71 = 372.23/x
  3. Step 3: Cross multiply
    593.36x = 818.71 × 372.23
  4. Step 4: Simplify right side
    593.36x = 304,746.47
  5. Step 5: Solve for x
    x = 304,746.47/593.36
  6. Step 6: Final answer
    x = 513.60

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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.