Home / 411,448-873,440

Finding the Third Proportional to 411,448 and 873,440

Calculator

Solution

The third proportional to 411,448 and 873,440 is: 1,854,177.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,448 : 873,440 = 873,440 : x
  2. Step 2: Convert to fraction form
    411,448/873,440 = 873,440/x
  3. Step 3: Cross multiply
    411,448x = 873,440 × 873,440
  4. Step 4: Simplify right side
    411,448x = 762,897,433,600
  5. Step 5: Solve for x
    x = 762,897,433,600/411,448
  6. Step 6: Final answer
    x = 1,854,177.04

Related Problems

Find third proportional to 205,724 and 436,720
Half scale
Find third proportional to 822,896 and 1,746,880
Double scale
Find third proportional to 411,450 and 873,444
Similar ratio
Find third proportional to 617,172 and 1,310,160
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.