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Finding the Fourth Proportional to 532.34, 797.49 and 446.23

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Solution

The fourth proportional to 532.34, 797.49 and 446.23 is: 668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.34 : 797.49 = 446.23 : x
  2. Step 2: Convert to fraction form
    532.34/797.49 = 446.23/x
  3. Step 3: Cross multiply
    532.34x = 797.49 × 446.23
  4. Step 4: Simplify right side
    532.34x = 355,863.96
  5. Step 5: Solve for x
    x = 355,863.96/532.34
  6. Step 6: Final answer
    x = 668.49

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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.