Home / 273,197.22-409,077.81-219,604.74

Finding the Fourth Proportional to 273,197.22, 409,077.81 and 219,604.74

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Solution

The fourth proportional to 273,197.22, 409,077.81 and 219,604.74 is: 328,829.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,197.22 : 409,077.81 = 219,604.74 : x
  2. Step 2: Convert to fraction form
    273,197.22/409,077.81 = 219,604.74/x
  3. Step 3: Cross multiply
    273,197.22x = 409,077.81 × 219,604.74
  4. Step 4: Simplify right side
    273,197.22x = 89,835,426,104.82
  5. Step 5: Solve for x
    x = 89,835,426,104.82/273,197.22
  6. Step 6: Final answer
    x = 328,829.94

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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.