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Finding the Fourth Proportional to 592.75, 817.93 and 327.21

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Solution

The fourth proportional to 592.75, 817.93 and 327.21 is: 451.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.75 : 817.93 = 327.21 : x
  2. Step 2: Convert to fraction form
    592.75/817.93 = 327.21/x
  3. Step 3: Cross multiply
    592.75x = 817.93 × 327.21
  4. Step 4: Simplify right side
    592.75x = 267,632.22
  5. Step 5: Solve for x
    x = 267,632.22/592.75
  6. Step 6: Final answer
    x = 451.51

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Find fourth proportional to 296.38, 408.97 and 163.60
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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.