Home / 153,528-330,378

Finding the Third Proportional to 153,528 and 330,378

Calculator

Solution

The third proportional to 153,528 and 330,378 is: 710,942.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,528 : 330,378 = 330,378 : x
  2. Step 2: Convert to fraction form
    153,528/330,378 = 330,378/x
  3. Step 3: Cross multiply
    153,528x = 330,378 × 330,378
  4. Step 4: Simplify right side
    153,528x = 109,149,622,884
  5. Step 5: Solve for x
    x = 109,149,622,884/153,528
  6. Step 6: Final answer
    x = 710,942.78

Related Problems

Find third proportional to 76,764 and 165,189
Half scale
Find third proportional to 307,056 and 660,756
Double scale
Find third proportional to 153,530 and 330,382
Similar ratio
Find third proportional to 230,292 and 495,567
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.