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Finding the Fourth Proportional to 632.04, 948.06 and 306.42

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Solution

The fourth proportional to 632.04, 948.06 and 306.42 is: 459.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.04 : 948.06 = 306.42 : x
  2. Step 2: Convert to fraction form
    632.04/948.06 = 306.42/x
  3. Step 3: Cross multiply
    632.04x = 948.06 × 306.42
  4. Step 4: Simplify right side
    632.04x = 290,504.55
  5. Step 5: Solve for x
    x = 290,504.55/632.04
  6. Step 6: Final answer
    x = 459.63

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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.