Home / 888,711.54-1,333,205.56-289,533.22

Finding the Fourth Proportional to 888,711.54, 1,333,205.56 and 289,533.22

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Solution

The fourth proportional to 888,711.54, 1,333,205.56 and 289,533.22 is: 434,344.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,711.54 : 1,333,205.56 = 289,533.22 : x
  2. Step 2: Convert to fraction form
    888,711.54/1,333,205.56 = 289,533.22/x
  3. Step 3: Cross multiply
    888,711.54x = 1,333,205.56 × 289,533.22
  4. Step 4: Simplify right side
    888,711.54x = 386,007,298,708.70
  5. Step 5: Solve for x
    x = 386,007,298,708.70/888,711.54
  6. Step 6: Final answer
    x = 434,344.87

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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.