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Finding the Fourth Proportional to 601.38, 829.44 and 443.97

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Solution

The fourth proportional to 601.38, 829.44 and 443.97 is: 612.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.38 : 829.44 = 443.97 : x
  2. Step 2: Convert to fraction form
    601.38/829.44 = 443.97/x
  3. Step 3: Cross multiply
    601.38x = 829.44 × 443.97
  4. Step 4: Simplify right side
    601.38x = 368,246.48
  5. Step 5: Solve for x
    x = 368,246.48/601.38
  6. Step 6: Final answer
    x = 612.34

Related Problems

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Double scale
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Similar ratio
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1.5x scale

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.