Home / 285,804-616,806

Finding the Third Proportional to 285,804 and 616,806

Calculator

Solution

The third proportional to 285,804 and 616,806 is: 1,331,155.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,804 : 616,806 = 616,806 : x
  2. Step 2: Convert to fraction form
    285,804/616,806 = 616,806/x
  3. Step 3: Cross multiply
    285,804x = 616,806 × 616,806
  4. Step 4: Simplify right side
    285,804x = 380,449,641,636
  5. Step 5: Solve for x
    x = 380,449,641,636/285,804
  6. Step 6: Final answer
    x = 1,331,155.76

Related Problems

Find third proportional to 142,902 and 308,403
Half scale
Find third proportional to 571,608 and 1,233,612
Double scale
Find third proportional to 285,806 and 616,810
Similar ratio
Find third proportional to 428,706 and 925,209
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.