Home / 676,867.30-1,014,912.15-203,481.70

Finding the Fourth Proportional to 676,867.30, 1,014,912.15 and 203,481.70

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Solution

The fourth proportional to 676,867.30, 1,014,912.15 and 203,481.70 is: 305,105.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,867.30 : 1,014,912.15 = 203,481.70 : x
  2. Step 2: Convert to fraction form
    676,867.30/1,014,912.15 = 203,481.70/x
  3. Step 3: Cross multiply
    676,867.30x = 1,014,912.15 × 203,481.70
  4. Step 4: Simplify right side
    676,867.30x = 206,516,049,632.66
  5. Step 5: Solve for x
    x = 206,516,049,632.66/676,867.30
  6. Step 6: Final answer
    x = 305,105.67

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1.5x scale

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.