Home / 641,502-896,860

Finding the Third Proportional to 641,502 and 896,860

Calculator

Solution

The third proportional to 641,502 and 896,860 is: 1,253,866.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,502 : 896,860 = 896,860 : x
  2. Step 2: Convert to fraction form
    641,502/896,860 = 896,860/x
  3. Step 3: Cross multiply
    641,502x = 896,860 × 896,860
  4. Step 4: Simplify right side
    641,502x = 804,357,859,600
  5. Step 5: Solve for x
    x = 804,357,859,600/641,502
  6. Step 6: Final answer
    x = 1,253,866.49

Related Problems

Find third proportional to 320,751 and 448,430
Half scale
Find third proportional to 1,283,004 and 1,793,720
Double scale
Find third proportional to 641,504 and 896,863
Similar ratio
Find third proportional to 962,253 and 1,345,290
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.