Home / 640,201.24-883,453.90-353,715.16

Finding the Fourth Proportional to 640,201.24, 883,453.90 and 353,715.16

Calculator

Solution

The fourth proportional to 640,201.24, 883,453.90 and 353,715.16 is: 488,113.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,201.24 : 883,453.90 = 353,715.16 : x
  2. Step 2: Convert to fraction form
    640,201.24/883,453.90 = 353,715.16/x
  3. Step 3: Cross multiply
    640,201.24x = 883,453.90 × 353,715.16
  4. Step 4: Simplify right side
    640,201.24x = 312,491,037,591.12
  5. Step 5: Solve for x
    x = 312,491,037,591.12/640,201.24
  6. Step 6: Final answer
    x = 488,113.76

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.