Home / 236,478-347,802

Finding the Third Proportional to 236,478 and 347,802

Calculator

Solution

The third proportional to 236,478 and 347,802 is: 511,532.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,478 : 347,802 = 347,802 : x
  2. Step 2: Convert to fraction form
    236,478/347,802 = 347,802/x
  3. Step 3: Cross multiply
    236,478x = 347,802 × 347,802
  4. Step 4: Simplify right side
    236,478x = 120,966,231,204
  5. Step 5: Solve for x
    x = 120,966,231,204/236,478
  6. Step 6: Final answer
    x = 511,532.71

Related Problems

Find third proportional to 118,239 and 173,901
Half scale
Find third proportional to 472,956 and 695,604
Double scale
Find third proportional to 236,480 and 347,805
Similar ratio
Find third proportional to 354,717 and 521,703
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.