Home / 893,489.73-1,233,025.37-485,591.55

Finding the Fourth Proportional to 893,489.73, 1,233,025.37 and 485,591.55

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Solution

The fourth proportional to 893,489.73, 1,233,025.37 and 485,591.55 is: 670,121.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,489.73 : 1,233,025.37 = 485,591.55 : x
  2. Step 2: Convert to fraction form
    893,489.73/1,233,025.37 = 485,591.55/x
  3. Step 3: Cross multiply
    893,489.73x = 1,233,025.37 × 485,591.55
  4. Step 4: Simplify right side
    893,489.73x = 598,746,700,607.62
  5. Step 5: Solve for x
    x = 598,746,700,607.62/893,489.73
  6. Step 6: Final answer
    x = 670,121.53

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Why These Related Problems?

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