Home / 967,409.25-1,451,288.41-398,479.83

Finding the Fourth Proportional to 967,409.25, 1,451,288.41 and 398,479.83

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Solution

The fourth proportional to 967,409.25, 1,451,288.41 and 398,479.83 is: 597,791.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,409.25 : 1,451,288.41 = 398,479.83 : x
  2. Step 2: Convert to fraction form
    967,409.25/1,451,288.41 = 398,479.83/x
  3. Step 3: Cross multiply
    967,409.25x = 1,451,288.41 × 398,479.83
  4. Step 4: Simplify right side
    967,409.25x = 578,309,158,897.77
  5. Step 5: Solve for x
    x = 578,309,158,897.77/967,409.25
  6. Step 6: Final answer
    x = 597,791.64

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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.