Home / 401,500-622,050

Finding the Third Proportional to 401,500 and 622,050

Calculator

Solution

The third proportional to 401,500 and 622,050 is: 963,751.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,500 : 622,050 = 622,050 : x
  2. Step 2: Convert to fraction form
    401,500/622,050 = 622,050/x
  3. Step 3: Cross multiply
    401,500x = 622,050 × 622,050
  4. Step 4: Simplify right side
    401,500x = 386,946,202,500
  5. Step 5: Solve for x
    x = 386,946,202,500/401,500
  6. Step 6: Final answer
    x = 963,751.44

Related Problems

Find third proportional to 200,750 and 311,025
Half scale
Find third proportional to 803,000 and 1,244,100
Double scale
Find third proportional to 401,502 and 622,053
Similar ratio
Find third proportional to 602,250 and 933,075
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.