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Finding the Fourth Proportional to 335.67, 503.52 and 104.55

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Solution

The fourth proportional to 335.67, 503.52 and 104.55 is: 156.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.67 : 503.52 = 104.55 : x
  2. Step 2: Convert to fraction form
    335.67/503.52 = 104.55/x
  3. Step 3: Cross multiply
    335.67x = 503.52 × 104.55
  4. Step 4: Simplify right side
    335.67x = 52,643.02
  5. Step 5: Solve for x
    x = 52,643.02/335.67
  6. Step 6: Final answer
    x = 156.83

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Double scale
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Similar ratio
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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.