Home / 859,551.70-1,289,327.55-228,529.30

Finding the Fourth Proportional to 859,551.70, 1,289,327.55 and 228,529.30

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Solution

The fourth proportional to 859,551.70, 1,289,327.55 and 228,529.30 is: 342,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,551.70 : 1,289,327.55 = 228,529.30 : x
  2. Step 2: Convert to fraction form
    859,551.70/1,289,327.55 = 228,529.30/x
  3. Step 3: Cross multiply
    859,551.70x = 1,289,327.55 × 228,529.30
  4. Step 4: Simplify right side
    859,551.70x = 294,649,122,472.22
  5. Step 5: Solve for x
    x = 294,649,122,472.22/859,551.70
  6. Step 6: Final answer
    x = 342,793.95

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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.