Home / 880,821.16-1,321,438.56-273,578.48

Finding the Fourth Proportional to 880,821.16, 1,321,438.56 and 273,578.48

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Solution

The fourth proportional to 880,821.16, 1,321,438.56 and 273,578.48 is: 410,431.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,821.16 : 1,321,438.56 = 273,578.48 : x
  2. Step 2: Convert to fraction form
    880,821.16/1,321,438.56 = 273,578.48/x
  3. Step 3: Cross multiply
    880,821.16x = 1,321,438.56 × 273,578.48
  4. Step 4: Simplify right side
    880,821.16x = 361,517,152,658.19
  5. Step 5: Solve for x
    x = 361,517,152,658.19/880,821.16
  6. Step 6: Final answer
    x = 410,431.96

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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.