Home / 402,922-853,700

Finding the Third Proportional to 402,922 and 853,700

Calculator

Solution

The third proportional to 402,922 and 853,700 is: 1,808,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,922 : 853,700 = 853,700 : x
  2. Step 2: Convert to fraction form
    402,922/853,700 = 853,700/x
  3. Step 3: Cross multiply
    402,922x = 853,700 × 853,700
  4. Step 4: Simplify right side
    402,922x = 728,803,690,000
  5. Step 5: Solve for x
    x = 728,803,690,000/402,922
  6. Step 6: Final answer
    x = 1,808,795.97

Related Problems

Find third proportional to 201,461 and 426,850
Half scale
Find third proportional to 805,844 and 1,707,400
Double scale
Find third proportional to 402,924 and 853,704
Similar ratio
Find third proportional to 604,383 and 1,280,550
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.