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Finding the Fourth Proportional to 364.05, 546.15 and 234.04

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Solution

The fourth proportional to 364.05, 546.15 and 234.04 is: 351.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.05 : 546.15 = 234.04 : x
  2. Step 2: Convert to fraction form
    364.05/546.15 = 234.04/x
  3. Step 3: Cross multiply
    364.05x = 546.15 × 234.04
  4. Step 4: Simplify right side
    364.05x = 127,820.95
  5. Step 5: Solve for x
    x = 127,820.95/364.05
  6. Step 6: Final answer
    x = 351.11

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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.