Home / 442,816-669,466

Finding the Third Proportional to 442,816 and 669,466

Calculator

Solution

The third proportional to 442,816 and 669,466 is: 1,012,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,816 : 669,466 = 669,466 : x
  2. Step 2: Convert to fraction form
    442,816/669,466 = 669,466/x
  3. Step 3: Cross multiply
    442,816x = 669,466 × 669,466
  4. Step 4: Simplify right side
    442,816x = 448,184,725,156
  5. Step 5: Solve for x
    x = 448,184,725,156/442,816
  6. Step 6: Final answer
    x = 1,012,124.05

Related Problems

Find third proportional to 221,408 and 334,733
Half scale
Find third proportional to 885,632 and 1,338,932
Double scale
Find third proportional to 442,818 and 669,469
Similar ratio
Find third proportional to 664,224 and 1,004,199
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.