Home / 1,296.06-1,944.11-474.94

Finding the Fourth Proportional to 1,296.06, 1,944.11 and 474.94

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Solution

The fourth proportional to 1,296.06, 1,944.11 and 474.94 is: 712.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296.06 : 1,944.11 = 474.94 : x
  2. Step 2: Convert to fraction form
    1,296.06/1,944.11 = 474.94/x
  3. Step 3: Cross multiply
    1,296.06x = 1,944.11 × 474.94
  4. Step 4: Simplify right side
    1,296.06x = 923,335.60
  5. Step 5: Solve for x
    x = 923,335.60/1,296.06
  6. Step 6: Final answer
    x = 712.42

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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.