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Finding the Fourth Proportional to 483.83, 668.24 and 326.19

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Solution

The fourth proportional to 483.83, 668.24 and 326.19 is: 450.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.83 : 668.24 = 326.19 : x
  2. Step 2: Convert to fraction form
    483.83/668.24 = 326.19/x
  3. Step 3: Cross multiply
    483.83x = 668.24 × 326.19
  4. Step 4: Simplify right side
    483.83x = 217,973.21
  5. Step 5: Solve for x
    x = 217,973.21/483.83
  6. Step 6: Final answer
    x = 450.52

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Similar ratio
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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.