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Finding the Fourth Proportional to 601.46, 829.91 and 335.86

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Solution

The fourth proportional to 601.46, 829.91 and 335.86 is: 463.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.46 : 829.91 = 335.86 : x
  2. Step 2: Convert to fraction form
    601.46/829.91 = 335.86/x
  3. Step 3: Cross multiply
    601.46x = 829.91 × 335.86
  4. Step 4: Simplify right side
    601.46x = 278,733.57
  5. Step 5: Solve for x
    x = 278,733.57/601.46
  6. Step 6: Final answer
    x = 463.43

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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.