Home / 844,301.23-1,266,919.26-312,171.37

Finding the Fourth Proportional to 844,301.23, 1,266,919.26 and 312,171.37

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Solution

The fourth proportional to 844,301.23, 1,266,919.26 and 312,171.37 is: 468,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,301.23 : 1,266,919.26 = 312,171.37 : x
  2. Step 2: Convert to fraction form
    844,301.23/1,266,919.26 = 312,171.37/x
  3. Step 3: Cross multiply
    844,301.23x = 1,266,919.26 × 312,171.37
  4. Step 4: Simplify right side
    844,301.23x = 395,495,921,073.59
  5. Step 5: Solve for x
    x = 395,495,921,073.59/844,301.23
  6. Step 6: Final answer
    x = 468,429.88

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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.