Home / 258,200-555,952

Finding the Third Proportional to 258,200 and 555,952

Calculator

Solution

The third proportional to 258,200 and 555,952 is: 1,197,066.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,200 : 555,952 = 555,952 : x
  2. Step 2: Convert to fraction form
    258,200/555,952 = 555,952/x
  3. Step 3: Cross multiply
    258,200x = 555,952 × 555,952
  4. Step 4: Simplify right side
    258,200x = 309,082,626,304
  5. Step 5: Solve for x
    x = 309,082,626,304/258,200
  6. Step 6: Final answer
    x = 1,197,066.72

Related Problems

Find third proportional to 129,100 and 277,976
Half scale
Find third proportional to 516,400 and 1,111,904
Double scale
Find third proportional to 258,202 and 555,956
Similar ratio
Find third proportional to 387,300 and 833,928
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.