Home / 888,256.71-1,332,245.88-289,213.83

Finding the Fourth Proportional to 888,256.71, 1,332,245.88 and 289,213.83

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Solution

The fourth proportional to 888,256.71, 1,332,245.88 and 289,213.83 is: 433,775.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,256.71 : 1,332,245.88 = 289,213.83 : x
  2. Step 2: Convert to fraction form
    888,256.71/1,332,245.88 = 289,213.83/x
  3. Step 3: Cross multiply
    888,256.71x = 1,332,245.88 × 289,213.83
  4. Step 4: Simplify right side
    888,256.71x = 385,303,933,456.52
  5. Step 5: Solve for x
    x = 385,303,933,456.52/888,256.71
  6. Step 6: Final answer
    x = 433,775.43

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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.