Home / 120,952-256,304

Finding the Third Proportional to 120,952 and 256,304

Calculator

Solution

The third proportional to 120,952 and 256,304 is: 543,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,952 : 256,304 = 256,304 : x
  2. Step 2: Convert to fraction form
    120,952/256,304 = 256,304/x
  3. Step 3: Cross multiply
    120,952x = 256,304 × 256,304
  4. Step 4: Simplify right side
    120,952x = 65,691,740,416
  5. Step 5: Solve for x
    x = 65,691,740,416/120,952
  6. Step 6: Final answer
    x = 543,122.40

Related Problems

Find third proportional to 60,476 and 128,152
Half scale
Find third proportional to 241,904 and 512,608
Double scale
Find third proportional to 120,954 and 256,308
Similar ratio
Find third proportional to 181,428 and 384,456
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.