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Finding the Fourth Proportional to 465.75, 698.63 and 335.88

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Solution

The fourth proportional to 465.75, 698.63 and 335.88 is: 503.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.75 : 698.63 = 335.88 : x
  2. Step 2: Convert to fraction form
    465.75/698.63 = 335.88/x
  3. Step 3: Cross multiply
    465.75x = 698.63 × 335.88
  4. Step 4: Simplify right side
    465.75x = 234,654.17
  5. Step 5: Solve for x
    x = 234,654.17/465.75
  6. Step 6: Final answer
    x = 503.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.