Home / 254,312-394,035

Finding the Third Proportional to 254,312 and 394,035

Calculator

Solution

The third proportional to 254,312 and 394,035 is: 610,524.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,312 : 394,035 = 394,035 : x
  2. Step 2: Convert to fraction form
    254,312/394,035 = 394,035/x
  3. Step 3: Cross multiply
    254,312x = 394,035 × 394,035
  4. Step 4: Simplify right side
    254,312x = 155,263,581,225
  5. Step 5: Solve for x
    x = 155,263,581,225/254,312
  6. Step 6: Final answer
    x = 610,524.01

Related Problems

Find third proportional to 127,156 and 197,017.50
Half scale
Find third proportional to 508,624 and 788,070
Double scale
Find third proportional to 254,314 and 394,038
Similar ratio
Find third proportional to 381,468 and 591,052.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.