Home / 859,558.37-1,289,336.13-228,472.11

Finding the Fourth Proportional to 859,558.37, 1,289,336.13 and 228,472.11

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Solution

The fourth proportional to 859,558.37, 1,289,336.13 and 228,472.11 is: 342,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,558.37 : 1,289,336.13 = 228,472.11 : x
  2. Step 2: Convert to fraction form
    859,558.37/1,289,336.13 = 228,472.11/x
  3. Step 3: Cross multiply
    859,558.37x = 1,289,336.13 × 228,472.11
  4. Step 4: Simplify right side
    859,558.37x = 294,577,346,120.33
  5. Step 5: Solve for x
    x = 294,577,346,120.33/859,558.37
  6. Step 6: Final answer
    x = 342,707.79

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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.