Home / 657,756-983,990

Finding the Third Proportional to 657,756 and 983,990

Calculator

Solution

The third proportional to 657,756 and 983,990 is: 1,472,029.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,756 : 983,990 = 983,990 : x
  2. Step 2: Convert to fraction form
    657,756/983,990 = 983,990/x
  3. Step 3: Cross multiply
    657,756x = 983,990 × 983,990
  4. Step 4: Simplify right side
    657,756x = 968,236,320,100
  5. Step 5: Solve for x
    x = 968,236,320,100/657,756
  6. Step 6: Final answer
    x = 1,472,029.63

Related Problems

Find third proportional to 328,878 and 491,995
Half scale
Find third proportional to 1,315,512 and 1,967,980
Double scale
Find third proportional to 657,758 and 983,993
Similar ratio
Find third proportional to 986,634 and 1,475,985
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.