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Finding the Fourth Proportional to 635.82, 954.20 and 473.01

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Solution

The fourth proportional to 635.82, 954.20 and 473.01 is: 709.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.82 : 954.20 = 473.01 : x
  2. Step 2: Convert to fraction form
    635.82/954.20 = 473.01/x
  3. Step 3: Cross multiply
    635.82x = 954.20 × 473.01
  4. Step 4: Simplify right side
    635.82x = 451,339.01
  5. Step 5: Solve for x
    x = 451,339.01/635.82
  6. Step 6: Final answer
    x = 709.86

Related Problems

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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.