Home / 188,340-268,440

Finding the Third Proportional to 188,340 and 268,440

Calculator

Solution

The third proportional to 188,340 and 268,440 is: 382,606.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,340 : 268,440 = 268,440 : x
  2. Step 2: Convert to fraction form
    188,340/268,440 = 268,440/x
  3. Step 3: Cross multiply
    188,340x = 268,440 × 268,440
  4. Step 4: Simplify right side
    188,340x = 72,060,033,600
  5. Step 5: Solve for x
    x = 72,060,033,600/188,340
  6. Step 6: Final answer
    x = 382,606.10

Related Problems

Find third proportional to 94,170 and 134,220
Half scale
Find third proportional to 376,680 and 536,880
Double scale
Find third proportional to 188,342 and 268,443
Similar ratio
Find third proportional to 282,510 and 402,660
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.