Home / 124,390-268,436

Finding the Third Proportional to 124,390 and 268,436

Calculator

Solution

The third proportional to 124,390 and 268,436 is: 579,290.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,390 : 268,436 = 268,436 : x
  2. Step 2: Convert to fraction form
    124,390/268,436 = 268,436/x
  3. Step 3: Cross multiply
    124,390x = 268,436 × 268,436
  4. Step 4: Simplify right side
    124,390x = 72,057,886,096
  5. Step 5: Solve for x
    x = 72,057,886,096/124,390
  6. Step 6: Final answer
    x = 579,290.02

Related Problems

Find third proportional to 62,195 and 134,218
Half scale
Find third proportional to 248,780 and 536,872
Double scale
Find third proportional to 124,392 and 268,440
Similar ratio
Find third proportional to 186,585 and 402,654
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.