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Finding the Fourth Proportional to 366.86, 550.94 and 350.66

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Solution

The fourth proportional to 366.86, 550.94 and 350.66 is: 526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.86 : 550.94 = 350.66 : x
  2. Step 2: Convert to fraction form
    366.86/550.94 = 350.66/x
  3. Step 3: Cross multiply
    366.86x = 550.94 × 350.66
  4. Step 4: Simplify right side
    366.86x = 193,192.24
  5. Step 5: Solve for x
    x = 193,192.24/366.86
  6. Step 6: Final answer
    x = 526.61

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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.