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Finding the Fourth Proportional to 601.41, 829.96 and 352.74

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Solution

The fourth proportional to 601.41, 829.96 and 352.74 is: 486.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.41 : 829.96 = 352.74 : x
  2. Step 2: Convert to fraction form
    601.41/829.96 = 352.74/x
  3. Step 3: Cross multiply
    601.41x = 829.96 × 352.74
  4. Step 4: Simplify right side
    601.41x = 292,759.64
  5. Step 5: Solve for x
    x = 292,759.64/601.41
  6. Step 6: Final answer
    x = 486.79

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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.