Home / 138,532-302,984

Finding the Third Proportional to 138,532 and 302,984

Calculator

Solution

The third proportional to 138,532 and 302,984 is: 662,657.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,532 : 302,984 = 302,984 : x
  2. Step 2: Convert to fraction form
    138,532/302,984 = 302,984/x
  3. Step 3: Cross multiply
    138,532x = 302,984 × 302,984
  4. Step 4: Simplify right side
    138,532x = 91,799,304,256
  5. Step 5: Solve for x
    x = 91,799,304,256/138,532
  6. Step 6: Final answer
    x = 662,657.76

Related Problems

Find third proportional to 69,266 and 151,492
Half scale
Find third proportional to 277,064 and 605,968
Double scale
Find third proportional to 138,534 and 302,988
Similar ratio
Find third proportional to 207,798 and 454,476
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.