Home / 681,084.40-1,021,845.30-301,858.60

Finding the Fourth Proportional to 681,084.40, 1,021,845.30 and 301,858.60

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Solution

The fourth proportional to 681,084.40, 1,021,845.30 and 301,858.60 is: 452,884.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,084.40 : 1,021,845.30 = 301,858.60 : x
  2. Step 2: Convert to fraction form
    681,084.40/1,021,845.30 = 301,858.60/x
  3. Step 3: Cross multiply
    681,084.40x = 1,021,845.30 × 301,858.60
  4. Step 4: Simplify right side
    681,084.40x = 308,452,791,674.58
  5. Step 5: Solve for x
    x = 308,452,791,674.58/681,084.40
  6. Step 6: Final answer
    x = 452,884.83

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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.