Home / 282,344-620,668

Finding the Third Proportional to 282,344 and 620,668

Calculator

Solution

The third proportional to 282,344 and 620,668 is: 1,364,395.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,344 : 620,668 = 620,668 : x
  2. Step 2: Convert to fraction form
    282,344/620,668 = 620,668/x
  3. Step 3: Cross multiply
    282,344x = 620,668 × 620,668
  4. Step 4: Simplify right side
    282,344x = 385,228,766,224
  5. Step 5: Solve for x
    x = 385,228,766,224/282,344
  6. Step 6: Final answer
    x = 1,364,395.09

Related Problems

Find third proportional to 141,172 and 310,334
Half scale
Find third proportional to 564,688 and 1,241,336
Double scale
Find third proportional to 282,346 and 620,672
Similar ratio
Find third proportional to 423,516 and 931,002
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.