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Finding the Fourth Proportional to 244.18, 366.28 and 153.45

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Solution

The fourth proportional to 244.18, 366.28 and 153.45 is: 230.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.18 : 366.28 = 153.45 : x
  2. Step 2: Convert to fraction form
    244.18/366.28 = 153.45/x
  3. Step 3: Cross multiply
    244.18x = 366.28 × 153.45
  4. Step 4: Simplify right side
    244.18x = 56,206.62
  5. Step 5: Solve for x
    x = 56,206.62/244.18
  6. Step 6: Final answer
    x = 230.19

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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.