Home / 366,815.34-550,223.82-100,579.68

Finding the Fourth Proportional to 366,815.34, 550,223.82 and 100,579.68

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Solution

The fourth proportional to 366,815.34, 550,223.82 and 100,579.68 is: 150,869.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,815.34 : 550,223.82 = 100,579.68 : x
  2. Step 2: Convert to fraction form
    366,815.34/550,223.82 = 100,579.68/x
  3. Step 3: Cross multiply
    366,815.34x = 550,223.82 × 100,579.68
  4. Step 4: Simplify right side
    366,815.34x = 55,341,335,743.98
  5. Step 5: Solve for x
    x = 55,341,335,743.98/366,815.34
  6. Step 6: Final answer
    x = 150,869.74

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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.