Home / 728,260.83-1,094,198.15-472,256.28

Finding the Fourth Proportional to 728,260.83, 1,094,198.15 and 472,256.28

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Solution

The fourth proportional to 728,260.83, 1,094,198.15 and 472,256.28 is: 709,556.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,260.83 : 1,094,198.15 = 472,256.28 : x
  2. Step 2: Convert to fraction form
    728,260.83/1,094,198.15 = 472,256.28/x
  3. Step 3: Cross multiply
    728,260.83x = 1,094,198.15 × 472,256.28
  4. Step 4: Simplify right side
    728,260.83x = 516,741,945,540.60
  5. Step 5: Solve for x
    x = 516,741,945,540.60/728,260.83
  6. Step 6: Final answer
    x = 709,556.14

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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.