Home / 787,919.26-1,181,706.08-226,831.90

Finding the Fourth Proportional to 787,919.26, 1,181,706.08 and 226,831.90

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Solution

The fourth proportional to 787,919.26, 1,181,706.08 and 226,831.90 is: 340,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,919.26 : 1,181,706.08 = 226,831.90 : x
  2. Step 2: Convert to fraction form
    787,919.26/1,181,706.08 = 226,831.90/x
  3. Step 3: Cross multiply
    787,919.26x = 1,181,706.08 × 226,831.90
  4. Step 4: Simplify right side
    787,919.26x = 268,048,635,367.95
  5. Step 5: Solve for x
    x = 268,048,635,367.95/787,919.26
  6. Step 6: Final answer
    x = 340,198.10

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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.