Home / 550,927-780,259

Finding the Third Proportional to 550,927 and 780,259

Calculator

Solution

The third proportional to 550,927 and 780,259 is: 1,105,054.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,927 : 780,259 = 780,259 : x
  2. Step 2: Convert to fraction form
    550,927/780,259 = 780,259/x
  3. Step 3: Cross multiply
    550,927x = 780,259 × 780,259
  4. Step 4: Simplify right side
    550,927x = 608,804,107,081
  5. Step 5: Solve for x
    x = 608,804,107,081/550,927
  6. Step 6: Final answer
    x = 1,105,054.04

Related Problems

Find third proportional to 275,463.50 and 390,129.50
Half scale
Find third proportional to 1,101,854 and 1,560,518
Double scale
Find third proportional to 550,929 and 780,262
Similar ratio
Find third proportional to 826,390.50 and 1,170,388.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.