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Finding the Fourth Proportional to 605.58, 908.37 and 363.66

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Solution

The fourth proportional to 605.58, 908.37 and 363.66 is: 545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.58 : 908.37 = 363.66 : x
  2. Step 2: Convert to fraction form
    605.58/908.37 = 363.66/x
  3. Step 3: Cross multiply
    605.58x = 908.37 × 363.66
  4. Step 4: Simplify right side
    605.58x = 330,337.83
  5. Step 5: Solve for x
    x = 330,337.83/605.58
  6. Step 6: Final answer
    x = 545.49

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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.