Home / 375,098-821,344

Finding the Third Proportional to 375,098 and 821,344

Calculator

Solution

The third proportional to 375,098 and 821,344 is: 1,798,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,098 : 821,344 = 821,344 : x
  2. Step 2: Convert to fraction form
    375,098/821,344 = 821,344/x
  3. Step 3: Cross multiply
    375,098x = 821,344 × 821,344
  4. Step 4: Simplify right side
    375,098x = 674,605,966,336
  5. Step 5: Solve for x
    x = 674,605,966,336/375,098
  6. Step 6: Final answer
    x = 1,798,479.24

Related Problems

Find third proportional to 187,549 and 410,672
Half scale
Find third proportional to 750,196 and 1,642,688
Double scale
Find third proportional to 375,100 and 821,348
Similar ratio
Find third proportional to 562,647 and 1,232,016
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.