Home / 681,926.22-1,022,852.22-208,611.58

Finding the Fourth Proportional to 681,926.22, 1,022,852.22 and 208,611.58

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Solution

The fourth proportional to 681,926.22, 1,022,852.22 and 208,611.58 is: 312,906.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,926.22 : 1,022,852.22 = 208,611.58 : x
  2. Step 2: Convert to fraction form
    681,926.22/1,022,852.22 = 208,611.58/x
  3. Step 3: Cross multiply
    681,926.22x = 1,022,852.22 × 208,611.58
  4. Step 4: Simplify right side
    681,926.22x = 213,378,817,720.71
  5. Step 5: Solve for x
    x = 213,378,817,720.71/681,926.22
  6. Step 6: Final answer
    x = 312,906.02

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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.