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Finding the Fourth Proportional to 532.29, 797.26 and 326.23

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Solution

The fourth proportional to 532.29, 797.26 and 326.23 is: 488.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.29 : 797.26 = 326.23 : x
  2. Step 2: Convert to fraction form
    532.29/797.26 = 326.23/x
  3. Step 3: Cross multiply
    532.29x = 797.26 × 326.23
  4. Step 4: Simplify right side
    532.29x = 260,087.93
  5. Step 5: Solve for x
    x = 260,087.93/532.29
  6. Step 6: Final answer
    x = 488.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.