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Finding the Fourth Proportional to 364.12, 546.45 and 227.37

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Solution

The fourth proportional to 364.12, 546.45 and 227.37 is: 341.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.12 : 546.45 = 227.37 : x
  2. Step 2: Convert to fraction form
    364.12/546.45 = 227.37/x
  3. Step 3: Cross multiply
    364.12x = 546.45 × 227.37
  4. Step 4: Simplify right side
    364.12x = 124,246.34
  5. Step 5: Solve for x
    x = 124,246.34/364.12
  6. Step 6: Final answer
    x = 341.22

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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.