Home / 827,513.49-1,241,268.05-220,301.82

Finding the Fourth Proportional to 827,513.49, 1,241,268.05 and 220,301.82

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Solution

The fourth proportional to 827,513.49, 1,241,268.05 and 220,301.82 is: 330,452.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,513.49 : 1,241,268.05 = 220,301.82 : x
  2. Step 2: Convert to fraction form
    827,513.49/1,241,268.05 = 220,301.82/x
  3. Step 3: Cross multiply
    827,513.49x = 1,241,268.05 × 220,301.82
  4. Step 4: Simplify right side
    827,513.49x = 273,453,603,215.00
  5. Step 5: Solve for x
    x = 273,453,603,215.00/827,513.49
  6. Step 6: Final answer
    x = 330,452.14

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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.