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Finding the Fourth Proportional to 635.28, 952.27 and 245.17

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Solution

The fourth proportional to 635.28, 952.27 and 245.17 is: 367.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.28 : 952.27 = 245.17 : x
  2. Step 2: Convert to fraction form
    635.28/952.27 = 245.17/x
  3. Step 3: Cross multiply
    635.28x = 952.27 × 245.17
  4. Step 4: Simplify right side
    635.28x = 233,468.04
  5. Step 5: Solve for x
    x = 233,468.04/635.28
  6. Step 6: Final answer
    x = 367.50

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.