Home / 185,455-400,475

Finding the Third Proportional to 185,455 and 400,475

Calculator

Solution

The third proportional to 185,455 and 400,475 is: 864,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,455 : 400,475 = 400,475 : x
  2. Step 2: Convert to fraction form
    185,455/400,475 = 400,475/x
  3. Step 3: Cross multiply
    185,455x = 400,475 × 400,475
  4. Step 4: Simplify right side
    185,455x = 160,380,225,625
  5. Step 5: Solve for x
    x = 160,380,225,625/185,455
  6. Step 6: Final answer
    x = 864,793.21

Related Problems

Find third proportional to 92,727.50 and 200,237.50
Half scale
Find third proportional to 370,910 and 800,950
Double scale
Find third proportional to 185,457 and 400,479
Similar ratio
Find third proportional to 278,182.50 and 600,712.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.