Home / 281,804-624,378

Finding the Third Proportional to 281,804 and 624,378

Calculator

Solution

The third proportional to 281,804 and 624,378 is: 1,383,400.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,804 : 624,378 = 624,378 : x
  2. Step 2: Convert to fraction form
    281,804/624,378 = 624,378/x
  3. Step 3: Cross multiply
    281,804x = 624,378 × 624,378
  4. Step 4: Simplify right side
    281,804x = 389,847,886,884
  5. Step 5: Solve for x
    x = 389,847,886,884/281,804
  6. Step 6: Final answer
    x = 1,383,400.83

Related Problems

Find third proportional to 140,902 and 312,189
Half scale
Find third proportional to 563,608 and 1,248,756
Double scale
Find third proportional to 281,806 and 624,382
Similar ratio
Find third proportional to 422,706 and 936,567
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.