Home / 455,209.70-682,814.55-410,108.90

Finding the Fourth Proportional to 455,209.70, 682,814.55 and 410,108.90

Calculator

Solution

The fourth proportional to 455,209.70, 682,814.55 and 410,108.90 is: 615,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,209.70 : 682,814.55 = 410,108.90 : x
  2. Step 2: Convert to fraction form
    455,209.70/682,814.55 = 410,108.90/x
  3. Step 3: Cross multiply
    455,209.70x = 682,814.55 × 410,108.90
  4. Step 4: Simplify right side
    455,209.70x = 280,028,324,004.50
  5. Step 5: Solve for x
    x = 280,028,324,004.50/455,209.70
  6. Step 6: Final answer
    x = 615,163.35

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.