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Finding the Fourth Proportional to 593.21, 817.94 and 482.34

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Solution

The fourth proportional to 593.21, 817.94 and 482.34 is: 665.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.21 : 817.94 = 482.34 : x
  2. Step 2: Convert to fraction form
    593.21/817.94 = 482.34/x
  3. Step 3: Cross multiply
    593.21x = 817.94 × 482.34
  4. Step 4: Simplify right side
    593.21x = 394,522.77
  5. Step 5: Solve for x
    x = 394,522.77/593.21
  6. Step 6: Final answer
    x = 665.07

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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.