Home / 888,464.86-1,332,696.26-289,425.06

Finding the Fourth Proportional to 888,464.86, 1,332,696.26 and 289,425.06

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Solution

The fourth proportional to 888,464.86, 1,332,696.26 and 289,425.06 is: 434,137.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,464.86 : 1,332,696.26 = 289,425.06 : x
  2. Step 2: Convert to fraction form
    888,464.86/1,332,696.26 = 289,425.06/x
  3. Step 3: Cross multiply
    888,464.86x = 1,332,696.26 × 289,425.06
  4. Step 4: Simplify right side
    888,464.86x = 385,715,695,735.84
  5. Step 5: Solve for x
    x = 385,715,695,735.84/888,464.86
  6. Step 6: Final answer
    x = 434,137.26

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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.