Home / 266,434-401,411

Finding the Third Proportional to 266,434 and 401,411

Calculator

Solution

The third proportional to 266,434 and 401,411 is: 604,768.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,434 : 401,411 = 401,411 : x
  2. Step 2: Convert to fraction form
    266,434/401,411 = 401,411/x
  3. Step 3: Cross multiply
    266,434x = 401,411 × 401,411
  4. Step 4: Simplify right side
    266,434x = 161,130,790,921
  5. Step 5: Solve for x
    x = 161,130,790,921/266,434
  6. Step 6: Final answer
    x = 604,768.13

Related Problems

Find third proportional to 133,217 and 200,705.50
Half scale
Find third proportional to 532,868 and 802,822
Double scale
Find third proportional to 266,436 and 401,414
Similar ratio
Find third proportional to 399,651 and 602,116.50
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.