Home / 199,877-425,647

Finding the Third Proportional to 199,877 and 425,647

Calculator

Solution

The third proportional to 199,877 and 425,647 is: 906,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,877 : 425,647 = 425,647 : x
  2. Step 2: Convert to fraction form
    199,877/425,647 = 425,647/x
  3. Step 3: Cross multiply
    199,877x = 425,647 × 425,647
  4. Step 4: Simplify right side
    199,877x = 181,175,368,609
  5. Step 5: Solve for x
    x = 181,175,368,609/199,877
  6. Step 6: Final answer
    x = 906,434.30

Related Problems

Find third proportional to 99,938.50 and 212,823.50
Half scale
Find third proportional to 399,754 and 851,294
Double scale
Find third proportional to 199,879 and 425,651
Similar ratio
Find third proportional to 299,815.50 and 638,470.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.