Home / 463,500.40-695,250.60-320,959.60

Finding the Fourth Proportional to 463,500.40, 695,250.60 and 320,959.60

Calculator

Solution

The fourth proportional to 463,500.40, 695,250.60 and 320,959.60 is: 481,439.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,500.40 : 695,250.60 = 320,959.60 : x
  2. Step 2: Convert to fraction form
    463,500.40/695,250.60 = 320,959.60/x
  3. Step 3: Cross multiply
    463,500.40x = 695,250.60 × 320,959.60
  4. Step 4: Simplify right side
    463,500.40x = 223,147,354,475.76
  5. Step 5: Solve for x
    x = 223,147,354,475.76/463,500.40
  6. Step 6: Final answer
    x = 481,439.40

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.