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Finding the Fourth Proportional to 292.05, 438.29 and 182.52

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Solution

The fourth proportional to 292.05, 438.29 and 182.52 is: 273.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.05 : 438.29 = 182.52 : x
  2. Step 2: Convert to fraction form
    292.05/438.29 = 182.52/x
  3. Step 3: Cross multiply
    292.05x = 438.29 × 182.52
  4. Step 4: Simplify right side
    292.05x = 79,998.21
  5. Step 5: Solve for x
    x = 79,998.21/292.05
  6. Step 6: Final answer
    x = 273.92

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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.