Home / 324,180-698,292

Finding the Third Proportional to 324,180 and 698,292

Calculator

Solution

The third proportional to 324,180 and 698,292 is: 1,504,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,180 : 698,292 = 698,292 : x
  2. Step 2: Convert to fraction form
    324,180/698,292 = 698,292/x
  3. Step 3: Cross multiply
    324,180x = 698,292 × 698,292
  4. Step 4: Simplify right side
    324,180x = 487,611,717,264
  5. Step 5: Solve for x
    x = 487,611,717,264/324,180
  6. Step 6: Final answer
    x = 1,504,138.80

Related Problems

Find third proportional to 162,090 and 349,146
Half scale
Find third proportional to 648,360 and 1,396,584
Double scale
Find third proportional to 324,182 and 698,296
Similar ratio
Find third proportional to 486,270 and 1,047,438
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.