Home / 681,922.90-1,022,847.26-208,608.26

Finding the Fourth Proportional to 681,922.90, 1,022,847.26 and 208,608.26

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Solution

The fourth proportional to 681,922.90, 1,022,847.26 and 208,608.26 is: 312,901.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,922.90 : 1,022,847.26 = 208,608.26 : x
  2. Step 2: Convert to fraction form
    681,922.90/1,022,847.26 = 208,608.26/x
  3. Step 3: Cross multiply
    681,922.90x = 1,022,847.26 × 208,608.26
  4. Step 4: Simplify right side
    681,922.90x = 213,374,381,779.37
  5. Step 5: Solve for x
    x = 213,374,381,779.37/681,922.90
  6. Step 6: Final answer
    x = 312,901.04

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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.