Home / 862,274.46-1,293,611.99-293,660.43

Finding the Fourth Proportional to 862,274.46, 1,293,611.99 and 293,660.43

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Solution

The fourth proportional to 862,274.46, 1,293,611.99 and 293,660.43 is: 440,558.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,274.46 : 1,293,611.99 = 293,660.43 : x
  2. Step 2: Convert to fraction form
    862,274.46/1,293,611.99 = 293,660.43/x
  3. Step 3: Cross multiply
    862,274.46x = 1,293,611.99 × 293,660.43
  4. Step 4: Simplify right side
    862,274.46x = 379,882,653,236.56
  5. Step 5: Solve for x
    x = 379,882,653,236.56/862,274.46
  6. Step 6: Final answer
    x = 440,558.86

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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.