Home / 378,500-585,974

Finding the Third Proportional to 378,500 and 585,974

Calculator

Solution

The third proportional to 378,500 and 585,974 is: 907,174.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,500 : 585,974 = 585,974 : x
  2. Step 2: Convert to fraction form
    378,500/585,974 = 585,974/x
  3. Step 3: Cross multiply
    378,500x = 585,974 × 585,974
  4. Step 4: Simplify right side
    378,500x = 343,365,528,676
  5. Step 5: Solve for x
    x = 343,365,528,676/378,500
  6. Step 6: Final answer
    x = 907,174.45

Related Problems

Find third proportional to 189,250 and 292,987
Half scale
Find third proportional to 757,000 and 1,171,948
Double scale
Find third proportional to 378,502 and 585,977
Similar ratio
Find third proportional to 567,750 and 878,961
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.