Home / 131,652-288,306

Finding the Third Proportional to 131,652 and 288,306

Calculator

Solution

The third proportional to 131,652 and 288,306 is: 631,364.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,652 : 288,306 = 288,306 : x
  2. Step 2: Convert to fraction form
    131,652/288,306 = 288,306/x
  3. Step 3: Cross multiply
    131,652x = 288,306 × 288,306
  4. Step 4: Simplify right side
    131,652x = 83,120,349,636
  5. Step 5: Solve for x
    x = 83,120,349,636/131,652
  6. Step 6: Final answer
    x = 631,364.12

Related Problems

Find third proportional to 65,826 and 144,153
Half scale
Find third proportional to 263,304 and 576,612
Double scale
Find third proportional to 131,654 and 288,310
Similar ratio
Find third proportional to 197,478 and 432,459
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.