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Finding the Fourth Proportional to 969,679.94, 1,454,602.80 and 295,912.76

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Solution

The fourth proportional to 969,679.94, 1,454,602.80 and 295,912.76 is: 443,894.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,679.94 : 1,454,602.80 = 295,912.76 : x
  2. Step 2: Convert to fraction form
    969,679.94/1,454,602.80 = 295,912.76/x
  3. Step 3: Cross multiply
    969,679.94x = 1,454,602.80 × 295,912.76
  4. Step 4: Simplify right side
    969,679.94x = 430,435,529,251.73
  5. Step 5: Solve for x
    x = 430,435,529,251.73/969,679.94
  6. Step 6: Final answer
    x = 443,894.44

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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.