Home / 151,490-329,582

Finding the Third Proportional to 151,490 and 329,582

Calculator

Solution

The third proportional to 151,490 and 329,582 is: 717,039.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,490 : 329,582 = 329,582 : x
  2. Step 2: Convert to fraction form
    151,490/329,582 = 329,582/x
  3. Step 3: Cross multiply
    151,490x = 329,582 × 329,582
  4. Step 4: Simplify right side
    151,490x = 108,624,294,724
  5. Step 5: Solve for x
    x = 108,624,294,724/151,490
  6. Step 6: Final answer
    x = 717,039.37

Related Problems

Find third proportional to 75,745 and 164,791
Half scale
Find third proportional to 302,980 and 659,164
Double scale
Find third proportional to 151,492 and 329,586
Similar ratio
Find third proportional to 227,235 and 494,373
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.