Home / 741,879.45-1,112,237.83-292,936.36

Finding the Fourth Proportional to 741,879.45, 1,112,237.83 and 292,936.36

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Solution

The fourth proportional to 741,879.45, 1,112,237.83 and 292,936.36 is: 439,174.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,879.45 : 1,112,237.83 = 292,936.36 : x
  2. Step 2: Convert to fraction form
    741,879.45/1,112,237.83 = 292,936.36/x
  3. Step 3: Cross multiply
    741,879.45x = 1,112,237.83 × 292,936.36
  4. Step 4: Simplify right side
    741,879.45x = 325,814,899,251.52
  5. Step 5: Solve for x
    x = 325,814,899,251.52/741,879.45
  6. Step 6: Final answer
    x = 439,174.99

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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.