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Finding the Fourth Proportional to 652.96, 979.04 and 306.37

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Solution

The fourth proportional to 652.96, 979.04 and 306.37 is: 459.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.96 : 979.04 = 306.37 : x
  2. Step 2: Convert to fraction form
    652.96/979.04 = 306.37/x
  3. Step 3: Cross multiply
    652.96x = 979.04 × 306.37
  4. Step 4: Simplify right side
    652.96x = 299,946.04
  5. Step 5: Solve for x
    x = 299,946.04/652.96
  6. Step 6: Final answer
    x = 459.37

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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.