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Finding the Fourth Proportional to 244.02, 364.52 and 219.61

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Solution

The fourth proportional to 244.02, 364.52 and 219.61 is: 328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.02 : 364.52 = 219.61 : x
  2. Step 2: Convert to fraction form
    244.02/364.52 = 219.61/x
  3. Step 3: Cross multiply
    244.02x = 364.52 × 219.61
  4. Step 4: Simplify right side
    244.02x = 80,050.23
  5. Step 5: Solve for x
    x = 80,050.23/244.02
  6. Step 6: Final answer
    x = 328.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.