Home / 281,882-386,535

Finding the Third Proportional to 281,882 and 386,535

Calculator

Solution

The third proportional to 281,882 and 386,535 is: 530,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,882 : 386,535 = 386,535 : x
  2. Step 2: Convert to fraction form
    281,882/386,535 = 386,535/x
  3. Step 3: Cross multiply
    281,882x = 386,535 × 386,535
  4. Step 4: Simplify right side
    281,882x = 149,409,306,225
  5. Step 5: Solve for x
    x = 149,409,306,225/281,882
  6. Step 6: Final answer
    x = 530,042.03

Related Problems

Find third proportional to 140,941 and 193,267.50
Half scale
Find third proportional to 563,764 and 773,070
Double scale
Find third proportional to 281,884 and 386,538
Similar ratio
Find third proportional to 422,823 and 579,802.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.