Home / 459,606-686,628

Finding the Third Proportional to 459,606 and 686,628

Calculator

Solution

The third proportional to 459,606 and 686,628 is: 1,025,787.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,606 : 686,628 = 686,628 : x
  2. Step 2: Convert to fraction form
    459,606/686,628 = 686,628/x
  3. Step 3: Cross multiply
    459,606x = 686,628 × 686,628
  4. Step 4: Simplify right side
    459,606x = 471,458,010,384
  5. Step 5: Solve for x
    x = 471,458,010,384/459,606
  6. Step 6: Final answer
    x = 1,025,787.33

Related Problems

Find third proportional to 229,803 and 343,314
Half scale
Find third proportional to 919,212 and 1,373,256
Double scale
Find third proportional to 459,608 and 686,631
Similar ratio
Find third proportional to 689,409 and 1,029,942
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.