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Finding the Fourth Proportional to 593.14, 820.29 and 519.33

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Solution

The fourth proportional to 593.14, 820.29 and 519.33 is: 718.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.14 : 820.29 = 519.33 : x
  2. Step 2: Convert to fraction form
    593.14/820.29 = 519.33/x
  3. Step 3: Cross multiply
    593.14x = 820.29 × 519.33
  4. Step 4: Simplify right side
    593.14x = 426,001.21
  5. Step 5: Solve for x
    x = 426,001.21/593.14
  6. Step 6: Final answer
    x = 718.21

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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.