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Finding the Fourth Proportional to 579.04, 868.48 and 194.24

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Solution

The fourth proportional to 579.04, 868.48 and 194.24 is: 291.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    579.04 : 868.48 = 194.24 : x
  2. Step 2: Convert to fraction form
    579.04/868.48 = 194.24/x
  3. Step 3: Cross multiply
    579.04x = 868.48 × 194.24
  4. Step 4: Simplify right side
    579.04x = 168,693.56
  5. Step 5: Solve for x
    x = 168,693.56/579.04
  6. Step 6: Final answer
    x = 291.33

Related Problems

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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.