Home / 859-1,485

Finding the Third Proportional to 859 and 1,485

Calculator

Solution

The third proportional to 859 and 1,485 is: 2,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    859 : 1,485 = 1,485 : x
  2. Step 2: Convert to fraction form
    859/1,485 = 1,485/x
  3. Step 3: Cross multiply
    859x = 1,485 × 1,485
  4. Step 4: Simplify right side
    859x = 2,205,225
  5. Step 5: Solve for x
    x = 2,205,225/859
  6. Step 6: Final answer
    x = 2,567.20

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.73) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.