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Finding the Fourth Proportional to 593.33, 817.09 and 427.28

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Solution

The fourth proportional to 593.33, 817.09 and 427.28 is: 588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.33 : 817.09 = 427.28 : x
  2. Step 2: Convert to fraction form
    593.33/817.09 = 427.28/x
  3. Step 3: Cross multiply
    593.33x = 817.09 × 427.28
  4. Step 4: Simplify right side
    593.33x = 349,121.06
  5. Step 5: Solve for x
    x = 349,121.06/593.33
  6. Step 6: Final answer
    x = 588.41

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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.