Home / 282,604-620,984

Finding the Third Proportional to 282,604 and 620,984

Calculator

Solution

The third proportional to 282,604 and 620,984 is: 1,364,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,604 : 620,984 = 620,984 : x
  2. Step 2: Convert to fraction form
    282,604/620,984 = 620,984/x
  3. Step 3: Cross multiply
    282,604x = 620,984 × 620,984
  4. Step 4: Simplify right side
    282,604x = 385,621,128,256
  5. Step 5: Solve for x
    x = 385,621,128,256/282,604
  6. Step 6: Final answer
    x = 1,364,528.20

Related Problems

Find third proportional to 141,302 and 310,492
Half scale
Find third proportional to 565,208 and 1,241,968
Double scale
Find third proportional to 282,606 and 620,988
Similar ratio
Find third proportional to 423,906 and 931,476
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.