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Finding the Fourth Proportional to 575.44, 796.20 and 501.92

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Solution

The fourth proportional to 575.44, 796.20 and 501.92 is: 694.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.44 : 796.20 = 501.92 : x
  2. Step 2: Convert to fraction form
    575.44/796.20 = 501.92/x
  3. Step 3: Cross multiply
    575.44x = 796.20 × 501.92
  4. Step 4: Simplify right side
    575.44x = 399,628.70
  5. Step 5: Solve for x
    x = 399,628.70/575.44
  6. Step 6: Final answer
    x = 694.48

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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.