Home / 361,476-785,178

Finding the Third Proportional to 361,476 and 785,178

Calculator

Solution

The third proportional to 361,476 and 785,178 is: 1,705,519.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,476 : 785,178 = 785,178 : x
  2. Step 2: Convert to fraction form
    361,476/785,178 = 785,178/x
  3. Step 3: Cross multiply
    361,476x = 785,178 × 785,178
  4. Step 4: Simplify right side
    361,476x = 616,504,491,684
  5. Step 5: Solve for x
    x = 616,504,491,684/361,476
  6. Step 6: Final answer
    x = 1,705,519.85

Related Problems

Find third proportional to 180,738 and 392,589
Half scale
Find third proportional to 722,952 and 1,570,356
Double scale
Find third proportional to 361,478 and 785,182
Similar ratio
Find third proportional to 542,214 and 1,177,767
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.