Home / 888,464.73-1,332,696.07-289,424.94

Finding the Fourth Proportional to 888,464.73, 1,332,696.07 and 289,424.94

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Solution

The fourth proportional to 888,464.73, 1,332,696.07 and 289,424.94 is: 434,137.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,464.73 : 1,332,696.07 = 289,424.94 : x
  2. Step 2: Convert to fraction form
    888,464.73/1,332,696.07 = 289,424.94/x
  3. Step 3: Cross multiply
    888,464.73x = 1,332,696.07 × 289,424.94
  4. Step 4: Simplify right side
    888,464.73x = 385,715,480,097.99
  5. Step 5: Solve for x
    x = 385,715,480,097.99/888,464.73
  6. Step 6: Final answer
    x = 434,137.08

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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.