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Finding the Fourth Proportional to 325.41, 488.35 and 244.47

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Solution

The fourth proportional to 325.41, 488.35 and 244.47 is: 366.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    325.41 : 488.35 = 244.47 : x
  2. Step 2: Convert to fraction form
    325.41/488.35 = 244.47/x
  3. Step 3: Cross multiply
    325.41x = 488.35 × 244.47
  4. Step 4: Simplify right side
    325.41x = 119,386.92
  5. Step 5: Solve for x
    x = 119,386.92/325.41
  6. Step 6: Final answer
    x = 366.88

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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.