Home / 746,922.47-1,120,383.09-273,644.73

Finding the Fourth Proportional to 746,922.47, 1,120,383.09 and 273,644.73

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Solution

The fourth proportional to 746,922.47, 1,120,383.09 and 273,644.73 is: 410,466.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,922.47 : 1,120,383.09 = 273,644.73 : x
  2. Step 2: Convert to fraction form
    746,922.47/1,120,383.09 = 273,644.73/x
  3. Step 3: Cross multiply
    746,922.47x = 1,120,383.09 × 273,644.73
  4. Step 4: Simplify right side
    746,922.47x = 306,586,928,159.62
  5. Step 5: Solve for x
    x = 306,586,928,159.62/746,922.47
  6. Step 6: Final answer
    x = 410,466.87

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Double scale
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Similar ratio
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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.