Home / 306,759-470,892

Finding the Third Proportional to 306,759 and 470,892

Calculator

Solution

The third proportional to 306,759 and 470,892 is: 722,845.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,759 : 470,892 = 470,892 : x
  2. Step 2: Convert to fraction form
    306,759/470,892 = 470,892/x
  3. Step 3: Cross multiply
    306,759x = 470,892 × 470,892
  4. Step 4: Simplify right side
    306,759x = 221,739,275,664
  5. Step 5: Solve for x
    x = 221,739,275,664/306,759
  6. Step 6: Final answer
    x = 722,845.22

Related Problems

Find third proportional to 153,379.50 and 235,446
Half scale
Find third proportional to 613,518 and 941,784
Double scale
Find third proportional to 306,761 and 470,895
Similar ratio
Find third proportional to 460,138.50 and 706,338
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.