Home / 377,862-798,378

Finding the Third Proportional to 377,862 and 798,378

Calculator

Solution

The third proportional to 377,862 and 798,378 is: 1,686,878.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,862 : 798,378 = 798,378 : x
  2. Step 2: Convert to fraction form
    377,862/798,378 = 798,378/x
  3. Step 3: Cross multiply
    377,862x = 798,378 × 798,378
  4. Step 4: Simplify right side
    377,862x = 637,407,430,884
  5. Step 5: Solve for x
    x = 637,407,430,884/377,862
  6. Step 6: Final answer
    x = 1,686,878.89

Related Problems

Find third proportional to 188,931 and 399,189
Half scale
Find third proportional to 755,724 and 1,596,756
Double scale
Find third proportional to 377,864 and 798,382
Similar ratio
Find third proportional to 566,793 and 1,197,567
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.