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Finding the Fourth Proportional to 552.80, 829.32 and 296

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Solution

The fourth proportional to 552.80, 829.32 and 296 is: 444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.80 : 829.32 = 296 : x
  2. Step 2: Convert to fraction form
    552.80/829.32 = 296/x
  3. Step 3: Cross multiply
    552.80x = 829.32 × 296
  4. Step 4: Simplify right side
    552.80x = 245,478.72
  5. Step 5: Solve for x
    x = 245,478.72/552.80
  6. Step 6: Final answer
    x = 444.06

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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.