Home / 542,822-830,361

Finding the Third Proportional to 542,822 and 830,361

Calculator

Solution

The third proportional to 542,822 and 830,361 is: 1,270,212.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,822 : 830,361 = 830,361 : x
  2. Step 2: Convert to fraction form
    542,822/830,361 = 830,361/x
  3. Step 3: Cross multiply
    542,822x = 830,361 × 830,361
  4. Step 4: Simplify right side
    542,822x = 689,499,390,321
  5. Step 5: Solve for x
    x = 689,499,390,321/542,822
  6. Step 6: Final answer
    x = 1,270,212.69

Related Problems

Find third proportional to 271,411 and 415,180.50
Half scale
Find third proportional to 1,085,644 and 1,660,722
Double scale
Find third proportional to 542,824 and 830,364
Similar ratio
Find third proportional to 814,233 and 1,245,541.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.