Home / 839,558.96-1,259,604.68-299,803.41

Finding the Fourth Proportional to 839,558.96, 1,259,604.68 and 299,803.41

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Solution

The fourth proportional to 839,558.96, 1,259,604.68 and 299,803.41 is: 449,800.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,558.96 : 1,259,604.68 = 299,803.41 : x
  2. Step 2: Convert to fraction form
    839,558.96/1,259,604.68 = 299,803.41/x
  3. Step 3: Cross multiply
    839,558.96x = 1,259,604.68 × 299,803.41
  4. Step 4: Simplify right side
    839,558.96x = 377,633,776,816.94
  5. Step 5: Solve for x
    x = 377,633,776,816.94/839,558.96
  6. Step 6: Final answer
    x = 449,800.19

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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.