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Finding the Fourth Proportional to 292.92, 439.66 and 184.68

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Solution

The fourth proportional to 292.92, 439.66 and 184.68 is: 277.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.92 : 439.66 = 184.68 : x
  2. Step 2: Convert to fraction form
    292.92/439.66 = 184.68/x
  3. Step 3: Cross multiply
    292.92x = 439.66 × 184.68
  4. Step 4: Simplify right side
    292.92x = 81,196.41
  5. Step 5: Solve for x
    x = 81,196.41/292.92
  6. Step 6: Final answer
    x = 277.20

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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.