Home / 888,858.75-1,333,303.92-289,817.58

Finding the Fourth Proportional to 888,858.75, 1,333,303.92 and 289,817.58

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Solution

The fourth proportional to 888,858.75, 1,333,303.92 and 289,817.58 is: 434,731.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,858.75 : 1,333,303.92 = 289,817.58 : x
  2. Step 2: Convert to fraction form
    888,858.75/1,333,303.92 = 289,817.58/x
  3. Step 3: Cross multiply
    888,858.75x = 1,333,303.92 × 289,817.58
  4. Step 4: Simplify right side
    888,858.75x = 386,414,915,498.91
  5. Step 5: Solve for x
    x = 386,414,915,498.91/888,858.75
  6. Step 6: Final answer
    x = 434,731.52

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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.