Home / 277,983-580,090

Finding the Third Proportional to 277,983 and 580,090

Calculator

Solution

The third proportional to 277,983 and 580,090 is: 1,210,521.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,983 : 580,090 = 580,090 : x
  2. Step 2: Convert to fraction form
    277,983/580,090 = 580,090/x
  3. Step 3: Cross multiply
    277,983x = 580,090 × 580,090
  4. Step 4: Simplify right side
    277,983x = 336,504,408,100
  5. Step 5: Solve for x
    x = 336,504,408,100/277,983
  6. Step 6: Final answer
    x = 1,210,521.54

Related Problems

Find third proportional to 138,991.50 and 290,045
Half scale
Find third proportional to 555,966 and 1,160,180
Double scale
Find third proportional to 277,985 and 580,094
Similar ratio
Find third proportional to 416,974.50 and 870,135
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.