Home / 424,380-576,696

Finding the Third Proportional to 424,380 and 576,696

Calculator

Solution

The third proportional to 424,380 and 576,696 is: 783,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,380 : 576,696 = 576,696 : x
  2. Step 2: Convert to fraction form
    424,380/576,696 = 576,696/x
  3. Step 3: Cross multiply
    424,380x = 576,696 × 576,696
  4. Step 4: Simplify right side
    424,380x = 332,578,276,416
  5. Step 5: Solve for x
    x = 332,578,276,416/424,380
  6. Step 6: Final answer
    x = 783,680.37

Related Problems

Find third proportional to 212,190 and 288,348
Half scale
Find third proportional to 848,760 and 1,153,392
Double scale
Find third proportional to 424,382 and 576,699
Similar ratio
Find third proportional to 636,570 and 865,044
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.