Home / 190,692-282,780

Finding the Third Proportional to 190,692 and 282,780

Calculator

Solution

The third proportional to 190,692 and 282,780 is: 419,338.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,692 : 282,780 = 282,780 : x
  2. Step 2: Convert to fraction form
    190,692/282,780 = 282,780/x
  3. Step 3: Cross multiply
    190,692x = 282,780 × 282,780
  4. Step 4: Simplify right side
    190,692x = 79,964,528,400
  5. Step 5: Solve for x
    x = 79,964,528,400/190,692
  6. Step 6: Final answer
    x = 419,338.66

Related Problems

Find third proportional to 95,346 and 141,390
Half scale
Find third proportional to 381,384 and 565,560
Double scale
Find third proportional to 190,694 and 282,783
Similar ratio
Find third proportional to 286,038 and 424,170
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.