Home / 555,882.84-834,939.90-331,680.78

Finding the Fourth Proportional to 555,882.84, 834,939.90 and 331,680.78

Calculator

Solution

The fourth proportional to 555,882.84, 834,939.90 and 331,680.78 is: 498,186.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,882.84 : 834,939.90 = 331,680.78 : x
  2. Step 2: Convert to fraction form
    555,882.84/834,939.90 = 331,680.78/x
  3. Step 3: Cross multiply
    555,882.84x = 834,939.90 × 331,680.78
  4. Step 4: Simplify right side
    555,882.84x = 276,933,517,285.12
  5. Step 5: Solve for x
    x = 276,933,517,285.12/555,882.84
  6. Step 6: Final answer
    x = 498,186.84

Related Problems

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.