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Finding the Fourth Proportional to 518.44, 773.48 and 466.24

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Solution

The fourth proportional to 518.44, 773.48 and 466.24 is: 695.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    518.44 : 773.48 = 466.24 : x
  2. Step 2: Convert to fraction form
    518.44/773.48 = 466.24/x
  3. Step 3: Cross multiply
    518.44x = 773.48 × 466.24
  4. Step 4: Simplify right side
    518.44x = 360,627.32
  5. Step 5: Solve for x
    x = 360,627.32/518.44
  6. Step 6: Final answer
    x = 695.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.