Home / 180,140-270,306

Finding the Third Proportional to 180,140 and 270,306

Calculator

Solution

The third proportional to 180,140 and 270,306 is: 405,603.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,140 : 270,306 = 270,306 : x
  2. Step 2: Convert to fraction form
    180,140/270,306 = 270,306/x
  3. Step 3: Cross multiply
    180,140x = 270,306 × 270,306
  4. Step 4: Simplify right side
    180,140x = 73,065,333,636
  5. Step 5: Solve for x
    x = 73,065,333,636/180,140
  6. Step 6: Final answer
    x = 405,603.05

Related Problems

Find third proportional to 90,070 and 135,153
Half scale
Find third proportional to 360,280 and 540,612
Double scale
Find third proportional to 180,142 and 270,309
Similar ratio
Find third proportional to 270,210 and 405,459
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.