Home / 196,482-401,220

Finding the Third Proportional to 196,482 and 401,220

Calculator

Solution

The third proportional to 196,482 and 401,220 is: 819,298.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,482 : 401,220 = 401,220 : x
  2. Step 2: Convert to fraction form
    196,482/401,220 = 401,220/x
  3. Step 3: Cross multiply
    196,482x = 401,220 × 401,220
  4. Step 4: Simplify right side
    196,482x = 160,977,488,400
  5. Step 5: Solve for x
    x = 160,977,488,400/196,482
  6. Step 6: Final answer
    x = 819,298.91

Related Problems

Find third proportional to 98,241 and 200,610
Half scale
Find third proportional to 392,964 and 802,440
Double scale
Find third proportional to 196,484 and 401,224
Similar ratio
Find third proportional to 294,723 and 601,830
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.