Home / 682,221.44-1,023,334.56-208,904.72

Finding the Fourth Proportional to 682,221.44, 1,023,334.56 and 208,904.72

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Solution

The fourth proportional to 682,221.44, 1,023,334.56 and 208,904.72 is: 313,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,221.44 : 1,023,334.56 = 208,904.72 : x
  2. Step 2: Convert to fraction form
    682,221.44/1,023,334.56 = 208,904.72/x
  3. Step 3: Cross multiply
    682,221.44x = 1,023,334.56 × 208,904.72
  4. Step 4: Simplify right side
    682,221.44x = 213,779,419,723.12
  5. Step 5: Solve for x
    x = 213,779,419,723.12/682,221.44
  6. Step 6: Final answer
    x = 313,357.81

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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.