Home / 320,708-692,806

Finding the Third Proportional to 320,708 and 692,806

Calculator

Solution

The third proportional to 320,708 and 692,806 is: 1,496,626.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,708 : 692,806 = 692,806 : x
  2. Step 2: Convert to fraction form
    320,708/692,806 = 692,806/x
  3. Step 3: Cross multiply
    320,708x = 692,806 × 692,806
  4. Step 4: Simplify right side
    320,708x = 479,980,153,636
  5. Step 5: Solve for x
    x = 479,980,153,636/320,708
  6. Step 6: Final answer
    x = 1,496,626.69

Related Problems

Find third proportional to 160,354 and 346,403
Half scale
Find third proportional to 641,416 and 1,385,612
Double scale
Find third proportional to 320,710 and 692,810
Similar ratio
Find third proportional to 481,062 and 1,039,209
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.