Home / 834,879.30-1,252,246.05-273,913.80

Finding the Fourth Proportional to 834,879.30, 1,252,246.05 and 273,913.80

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Solution

The fourth proportional to 834,879.30, 1,252,246.05 and 273,913.80 is: 410,846.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,879.30 : 1,252,246.05 = 273,913.80 : x
  2. Step 2: Convert to fraction form
    834,879.30/1,252,246.05 = 273,913.80/x
  3. Step 3: Cross multiply
    834,879.30x = 1,252,246.05 × 273,913.80
  4. Step 4: Simplify right side
    834,879.30x = 343,007,474,090.49
  5. Step 5: Solve for x
    x = 343,007,474,090.49/834,879.30
  6. Step 6: Final answer
    x = 410,846.78

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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.