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Finding the Fourth Proportional to 273,485.70, 410,034.15 and 104,940.90

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Solution

The fourth proportional to 273,485.70, 410,034.15 and 104,940.90 is: 157,336.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,485.70 : 410,034.15 = 104,940.90 : x
  2. Step 2: Convert to fraction form
    273,485.70/410,034.15 = 104,940.90/x
  3. Step 3: Cross multiply
    273,485.70x = 410,034.15 × 104,940.90
  4. Step 4: Simplify right side
    273,485.70x = 43,029,352,731.74
  5. Step 5: Solve for x
    x = 43,029,352,731.74/273,485.70
  6. Step 6: Final answer
    x = 157,336.76

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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.