Home / 888,025.95-1,332,257.73-257,003.55

Finding the Fourth Proportional to 888,025.95, 1,332,257.73 and 257,003.55

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Solution

The fourth proportional to 888,025.95, 1,332,257.73 and 257,003.55 is: 385,568.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,025.95 : 1,332,257.73 = 257,003.55 : x
  2. Step 2: Convert to fraction form
    888,025.95/1,332,257.73 = 257,003.55/x
  3. Step 3: Cross multiply
    888,025.95x = 1,332,257.73 × 257,003.55
  4. Step 4: Simplify right side
    888,025.95x = 342,394,966,124.94
  5. Step 5: Solve for x
    x = 342,394,966,124.94/888,025.95
  6. Step 6: Final answer
    x = 385,568.65

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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.