Home / 201,636-434,770

Finding the Third Proportional to 201,636 and 434,770

Calculator

Solution

The third proportional to 201,636 and 434,770 is: 937,456.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,636 : 434,770 = 434,770 : x
  2. Step 2: Convert to fraction form
    201,636/434,770 = 434,770/x
  3. Step 3: Cross multiply
    201,636x = 434,770 × 434,770
  4. Step 4: Simplify right side
    201,636x = 189,024,952,900
  5. Step 5: Solve for x
    x = 189,024,952,900/201,636
  6. Step 6: Final answer
    x = 937,456.37

Related Problems

Find third proportional to 100,818 and 217,385
Half scale
Find third proportional to 403,272 and 869,540
Double scale
Find third proportional to 201,638 and 434,774
Similar ratio
Find third proportional to 302,454 and 652,155
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.