Home / 325,075-431,340

Finding the Third Proportional to 325,075 and 431,340

Calculator

Solution

The third proportional to 325,075 and 431,340 is: 572,342.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,075 : 431,340 = 431,340 : x
  2. Step 2: Convert to fraction form
    325,075/431,340 = 431,340/x
  3. Step 3: Cross multiply
    325,075x = 431,340 × 431,340
  4. Step 4: Simplify right side
    325,075x = 186,054,195,600
  5. Step 5: Solve for x
    x = 186,054,195,600/325,075
  6. Step 6: Final answer
    x = 572,342.37

Related Problems

Find third proportional to 162,537.50 and 215,670
Half scale
Find third proportional to 650,150 and 862,680
Double scale
Find third proportional to 325,077 and 431,343
Similar ratio
Find third proportional to 487,612.50 and 647,010
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.