Home / 397,368-851,553

Finding the Third Proportional to 397,368 and 851,553

Calculator

Solution

The third proportional to 397,368 and 851,553 is: 1,824,863.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,368 : 851,553 = 851,553 : x
  2. Step 2: Convert to fraction form
    397,368/851,553 = 851,553/x
  3. Step 3: Cross multiply
    397,368x = 851,553 × 851,553
  4. Step 4: Simplify right side
    397,368x = 725,142,511,809
  5. Step 5: Solve for x
    x = 725,142,511,809/397,368
  6. Step 6: Final answer
    x = 1,824,863.88

Related Problems

Find third proportional to 198,684 and 425,776.50
Half scale
Find third proportional to 794,736 and 1,703,106
Double scale
Find third proportional to 397,370 and 851,557
Similar ratio
Find third proportional to 596,052 and 1,277,329.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.