Home / 681,893.38-1,022,881.08-208,582.84

Finding the Fourth Proportional to 681,893.38, 1,022,881.08 and 208,582.84

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Solution

The fourth proportional to 681,893.38, 1,022,881.08 and 208,582.84 is: 312,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,893.38 : 1,022,881.08 = 208,582.84 : x
  2. Step 2: Convert to fraction form
    681,893.38/1,022,881.08 = 208,582.84/x
  3. Step 3: Cross multiply
    681,893.38x = 1,022,881.08 × 208,582.84
  4. Step 4: Simplify right side
    681,893.38x = 213,355,435,534.26
  5. Step 5: Solve for x
    x = 213,355,435,534.26/681,893.38
  6. Step 6: Final answer
    x = 312,886.80

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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.