Home / 255,479-542,083

Finding the Third Proportional to 255,479 and 542,083

Calculator

Solution

The third proportional to 255,479 and 542,083 is: 1,150,207.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,479 : 542,083 = 542,083 : x
  2. Step 2: Convert to fraction form
    255,479/542,083 = 542,083/x
  3. Step 3: Cross multiply
    255,479x = 542,083 × 542,083
  4. Step 4: Simplify right side
    255,479x = 293,853,978,889
  5. Step 5: Solve for x
    x = 293,853,978,889/255,479
  6. Step 6: Final answer
    x = 1,150,207.96

Related Problems

Find third proportional to 127,739.50 and 271,041.50
Half scale
Find third proportional to 510,958 and 1,084,166
Double scale
Find third proportional to 255,481 and 542,087
Similar ratio
Find third proportional to 383,218.50 and 813,124.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.