Home / 189,736-402,836

Finding the Third Proportional to 189,736 and 402,836

Calculator

Solution

The third proportional to 189,736 and 402,836 is: 855,277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,736 : 402,836 = 402,836 : x
  2. Step 2: Convert to fraction form
    189,736/402,836 = 402,836/x
  3. Step 3: Cross multiply
    189,736x = 402,836 × 402,836
  4. Step 4: Simplify right side
    189,736x = 162,276,842,896
  5. Step 5: Solve for x
    x = 162,276,842,896/189,736
  6. Step 6: Final answer
    x = 855,277.03

Related Problems

Find third proportional to 94,868 and 201,418
Half scale
Find third proportional to 379,472 and 805,672
Double scale
Find third proportional to 189,738 and 402,840
Similar ratio
Find third proportional to 284,604 and 604,254
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.