Home / 277,899-565,620

Finding the Third Proportional to 277,899 and 565,620

Calculator

Solution

The third proportional to 277,899 and 565,620 is: 1,151,231.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,899 : 565,620 = 565,620 : x
  2. Step 2: Convert to fraction form
    277,899/565,620 = 565,620/x
  3. Step 3: Cross multiply
    277,899x = 565,620 × 565,620
  4. Step 4: Simplify right side
    277,899x = 319,925,984,400
  5. Step 5: Solve for x
    x = 319,925,984,400/277,899
  6. Step 6: Final answer
    x = 1,151,231.15

Related Problems

Find third proportional to 138,949.50 and 282,810
Half scale
Find third proportional to 555,798 and 1,131,240
Double scale
Find third proportional to 277,901 and 565,624
Similar ratio
Find third proportional to 416,848.50 and 848,430
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.