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Finding the Fourth Proportional to 273,453.30, 410,179.95 and 203,469.30

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Solution

The fourth proportional to 273,453.30, 410,179.95 and 203,469.30 is: 305,203.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,453.30 : 410,179.95 = 203,469.30 : x
  2. Step 2: Convert to fraction form
    273,453.30/410,179.95 = 203,469.30/x
  3. Step 3: Cross multiply
    273,453.30x = 410,179.95 × 203,469.30
  4. Step 4: Simplify right side
    273,453.30x = 83,459,027,300.54
  5. Step 5: Solve for x
    x = 83,459,027,300.54/273,453.30
  6. Step 6: Final answer
    x = 305,203.95

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1.5x scale

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.