Home / 859,559.87-1,289,338.38-228,473.61

Finding the Fourth Proportional to 859,559.87, 1,289,338.38 and 228,473.61

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Solution

The fourth proportional to 859,559.87, 1,289,338.38 and 228,473.61 is: 342,710.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,559.87 : 1,289,338.38 = 228,473.61 : x
  2. Step 2: Convert to fraction form
    859,559.87/1,289,338.38 = 228,473.61/x
  3. Step 3: Cross multiply
    859,559.87x = 1,289,338.38 × 228,473.61
  4. Step 4: Simplify right side
    859,559.87x = 294,579,794,190.15
  5. Step 5: Solve for x
    x = 294,579,794,190.15/859,559.87
  6. Step 6: Final answer
    x = 342,710.04

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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.