Home / 379,714-808,508

Finding the Third Proportional to 379,714 and 808,508

Calculator

Solution

The third proportional to 379,714 and 808,508 is: 1,721,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,714 : 808,508 = 808,508 : x
  2. Step 2: Convert to fraction form
    379,714/808,508 = 808,508/x
  3. Step 3: Cross multiply
    379,714x = 808,508 × 808,508
  4. Step 4: Simplify right side
    379,714x = 653,685,186,064
  5. Step 5: Solve for x
    x = 653,685,186,064/379,714
  6. Step 6: Final answer
    x = 1,721,519.84

Related Problems

Find third proportional to 189,857 and 404,254
Half scale
Find third proportional to 759,428 and 1,617,016
Double scale
Find third proportional to 379,716 and 808,512
Similar ratio
Find third proportional to 569,571 and 1,212,762
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.