Home / 851,228.28-1,275,141.42-737,601.48

Finding the Fourth Proportional to 851,228.28, 1,275,141.42 and 737,601.48

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Solution

The fourth proportional to 851,228.28, 1,275,141.42 and 737,601.48 is: 1,104,928.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,228.28 : 1,275,141.42 = 737,601.48 : x
  2. Step 2: Convert to fraction form
    851,228.28/1,275,141.42 = 737,601.48/x
  3. Step 3: Cross multiply
    851,228.28x = 1,275,141.42 × 737,601.48
  4. Step 4: Simplify right side
    851,228.28x = 940,546,198,601.30
  5. Step 5: Solve for x
    x = 940,546,198,601.30/851,228.28
  6. Step 6: Final answer
    x = 1,104,928.28

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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.