Home / 850,295.08-1,275,516.06-219,203.56

Finding the Fourth Proportional to 850,295.08, 1,275,516.06 and 219,203.56

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Solution

The fourth proportional to 850,295.08, 1,275,516.06 and 219,203.56 is: 328,824.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,295.08 : 1,275,516.06 = 219,203.56 : x
  2. Step 2: Convert to fraction form
    850,295.08/1,275,516.06 = 219,203.56/x
  3. Step 3: Cross multiply
    850,295.08x = 1,275,516.06 × 219,203.56
  4. Step 4: Simplify right side
    850,295.08x = 279,597,661,189.17
  5. Step 5: Solve for x
    x = 279,597,661,189.17/850,295.08
  6. Step 6: Final answer
    x = 328,824.27

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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.