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Finding the Fourth Proportional to 245.58, 366.41 and 227.36

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Solution

The fourth proportional to 245.58, 366.41 and 227.36 is: 339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.58 : 366.41 = 227.36 : x
  2. Step 2: Convert to fraction form
    245.58/366.41 = 227.36/x
  3. Step 3: Cross multiply
    245.58x = 366.41 × 227.36
  4. Step 4: Simplify right side
    245.58x = 83,304.01
  5. Step 5: Solve for x
    x = 83,304.01/245.58
  6. Step 6: Final answer
    x = 339.21

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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.