Home / 151,444-318,586

Finding the Third Proportional to 151,444 and 318,586

Calculator

Solution

The third proportional to 151,444 and 318,586 is: 670,195.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,444 : 318,586 = 318,586 : x
  2. Step 2: Convert to fraction form
    151,444/318,586 = 318,586/x
  3. Step 3: Cross multiply
    151,444x = 318,586 × 318,586
  4. Step 4: Simplify right side
    151,444x = 101,497,039,396
  5. Step 5: Solve for x
    x = 101,497,039,396/151,444
  6. Step 6: Final answer
    x = 670,195.18

Related Problems

Find third proportional to 75,722 and 159,293
Half scale
Find third proportional to 302,888 and 637,172
Double scale
Find third proportional to 151,446 and 318,590
Similar ratio
Find third proportional to 227,166 and 477,879
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.