Home / 292,323.94-640,507.50

Finding the Third Proportional to 292,323.94 and 640,507.50

Calculator

Solution

The third proportional to 292,323.94 and 640,507.50 is: 1,403,408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,323.94 : 640,507.50 = 640,507.50 : x
  2. Step 2: Convert to fraction form
    292,323.94/640,507.50 = 640,507.50/x
  3. Step 3: Cross multiply
    292,323.94x = 640,507.50 × 640,507.50
  4. Step 4: Simplify right side
    292,323.94x = 410,249,857,556.25
  5. Step 5: Solve for x
    x = 410,249,857,556.25/292,323.94
  6. Step 6: Final answer
    x = 1,403,408.36

Related Problems

Find third proportional to 146,161.97 and 320,253.75
Half scale
Find third proportional to 584,647.88 and 1,281,015
Double scale
Find third proportional to 292,326 and 640,512
Similar ratio
Find third proportional to 438,485.91 and 960,761.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.