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Finding the Fourth Proportional to 382.65, 572.96 and 244.95

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Solution

The fourth proportional to 382.65, 572.96 and 244.95 is: 366.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.65 : 572.96 = 244.95 : x
  2. Step 2: Convert to fraction form
    382.65/572.96 = 244.95/x
  3. Step 3: Cross multiply
    382.65x = 572.96 × 244.95
  4. Step 4: Simplify right side
    382.65x = 140,345.33
  5. Step 5: Solve for x
    x = 140,345.33/382.65
  6. Step 6: Final answer
    x = 366.77

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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.