Home / 873,200.96-1,205,015.46-491,227.74

Finding the Fourth Proportional to 873,200.96, 1,205,015.46 and 491,227.74

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Solution

The fourth proportional to 873,200.96, 1,205,015.46 and 491,227.74 is: 677,893.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,200.96 : 1,205,015.46 = 491,227.74 : x
  2. Step 2: Convert to fraction form
    873,200.96/1,205,015.46 = 491,227.74/x
  3. Step 3: Cross multiply
    873,200.96x = 1,205,015.46 × 491,227.74
  4. Step 4: Simplify right side
    873,200.96x = 591,937,020,620.33
  5. Step 5: Solve for x
    x = 591,937,020,620.33/873,200.96
  6. Step 6: Final answer
    x = 677,893.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.