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Finding the Fourth Proportional to 379.59, 572.50 and 367.27

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Solution

The fourth proportional to 379.59, 572.50 and 367.27 is: 553.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    379.59 : 572.50 = 367.27 : x
  2. Step 2: Convert to fraction form
    379.59/572.50 = 367.27/x
  3. Step 3: Cross multiply
    379.59x = 572.50 × 367.27
  4. Step 4: Simplify right side
    379.59x = 210,261.10
  5. Step 5: Solve for x
    x = 210,261.10/379.59
  6. Step 6: Final answer
    x = 553.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.