Home / 325,138-431,533

Finding the Third Proportional to 325,138 and 431,533

Calculator

Solution

The third proportional to 325,138 and 431,533 is: 572,743.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,138 : 431,533 = 431,533 : x
  2. Step 2: Convert to fraction form
    325,138/431,533 = 431,533/x
  3. Step 3: Cross multiply
    325,138x = 431,533 × 431,533
  4. Step 4: Simplify right side
    325,138x = 186,220,730,089
  5. Step 5: Solve for x
    x = 186,220,730,089/325,138
  6. Step 6: Final answer
    x = 572,743.67

Related Problems

Find third proportional to 162,569 and 215,766.50
Half scale
Find third proportional to 650,276 and 863,066
Double scale
Find third proportional to 325,140 and 431,536
Similar ratio
Find third proportional to 487,707 and 647,299.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.