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Finding the Fourth Proportional to 532.10, 796.59 and 326.03

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Solution

The fourth proportional to 532.10, 796.59 and 326.03 is: 488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.10 : 796.59 = 326.03 : x
  2. Step 2: Convert to fraction form
    532.10/796.59 = 326.03/x
  3. Step 3: Cross multiply
    532.10x = 796.59 × 326.03
  4. Step 4: Simplify right side
    532.10x = 259,715.04
  5. Step 5: Solve for x
    x = 259,715.04/532.10
  6. Step 6: Final answer
    x = 488.10

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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.