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Finding the Fourth Proportional to 366,920.82, 550,311.66 and 114,204.47

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Solution

The fourth proportional to 366,920.82, 550,311.66 and 114,204.47 is: 171,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,920.82 : 550,311.66 = 114,204.47 : x
  2. Step 2: Convert to fraction form
    366,920.82/550,311.66 = 114,204.47/x
  3. Step 3: Cross multiply
    366,920.82x = 550,311.66 × 114,204.47
  4. Step 4: Simplify right side
    366,920.82x = 62,848,048,713.56
  5. Step 5: Solve for x
    x = 62,848,048,713.56/366,920.82
  6. Step 6: Final answer
    x = 171,285.04

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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.