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Finding the Fourth Proportional to 366,949.32, 550,324.08 and 100,646.46

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Solution

The fourth proportional to 366,949.32, 550,324.08 and 100,646.46 is: 150,942.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,949.32 : 550,324.08 = 100,646.46 : x
  2. Step 2: Convert to fraction form
    366,949.32/550,324.08 = 100,646.46/x
  3. Step 3: Cross multiply
    366,949.32x = 550,324.08 × 100,646.46
  4. Step 4: Simplify right side
    366,949.32x = 55,388,170,504.76
  5. Step 5: Solve for x
    x = 55,388,170,504.76/366,949.32
  6. Step 6: Final answer
    x = 150,942.29

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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.