Home / 141,156-302,780

Finding the Third Proportional to 141,156 and 302,780

Calculator

Solution

The third proportional to 141,156 and 302,780 is: 649,463.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,156 : 302,780 = 302,780 : x
  2. Step 2: Convert to fraction form
    141,156/302,780 = 302,780/x
  3. Step 3: Cross multiply
    141,156x = 302,780 × 302,780
  4. Step 4: Simplify right side
    141,156x = 91,675,728,400
  5. Step 5: Solve for x
    x = 91,675,728,400/141,156
  6. Step 6: Final answer
    x = 649,463.92

Related Problems

Find third proportional to 70,578 and 151,390
Half scale
Find third proportional to 282,312 and 605,560
Double scale
Find third proportional to 141,158 and 302,784
Similar ratio
Find third proportional to 211,734 and 454,170
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.