Home / 888,561.44-1,332,251.64-489,390.20

Finding the Fourth Proportional to 888,561.44, 1,332,251.64 and 489,390.20

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Solution

The fourth proportional to 888,561.44, 1,332,251.64 and 489,390.20 is: 733,760.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,561.44 : 1,332,251.64 = 489,390.20 : x
  2. Step 2: Convert to fraction form
    888,561.44/1,332,251.64 = 489,390.20/x
  3. Step 3: Cross multiply
    888,561.44x = 1,332,251.64 × 489,390.20
  4. Step 4: Simplify right side
    888,561.44x = 651,990,896,549.93
  5. Step 5: Solve for x
    x = 651,990,896,549.93/888,561.44
  6. Step 6: Final answer
    x = 733,760.06

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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.