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Finding the Fourth Proportional to 326.03, 488.58 and 244.77

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Solution

The fourth proportional to 326.03, 488.58 and 244.77 is: 366.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    326.03 : 488.58 = 244.77 : x
  2. Step 2: Convert to fraction form
    326.03/488.58 = 244.77/x
  3. Step 3: Cross multiply
    326.03x = 488.58 × 244.77
  4. Step 4: Simplify right side
    326.03x = 119,591.10
  5. Step 5: Solve for x
    x = 119,591.10/326.03
  6. Step 6: Final answer
    x = 366.82

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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.