Home / 230,443-479,280

Finding the Third Proportional to 230,443 and 479,280

Calculator

Solution

The third proportional to 230,443 and 479,280 is: 996,816.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,443 : 479,280 = 479,280 : x
  2. Step 2: Convert to fraction form
    230,443/479,280 = 479,280/x
  3. Step 3: Cross multiply
    230,443x = 479,280 × 479,280
  4. Step 4: Simplify right side
    230,443x = 229,709,318,400
  5. Step 5: Solve for x
    x = 229,709,318,400/230,443
  6. Step 6: Final answer
    x = 996,816.21

Related Problems

Find third proportional to 115,221.50 and 239,640
Half scale
Find third proportional to 460,886 and 958,560
Double scale
Find third proportional to 230,445 and 479,284
Similar ratio
Find third proportional to 345,664.50 and 718,920
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.