Home / 148,540-320,754

Finding the Third Proportional to 148,540 and 320,754

Calculator

Solution

The third proportional to 148,540 and 320,754 is: 692,629.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,540 : 320,754 = 320,754 : x
  2. Step 2: Convert to fraction form
    148,540/320,754 = 320,754/x
  3. Step 3: Cross multiply
    148,540x = 320,754 × 320,754
  4. Step 4: Simplify right side
    148,540x = 102,883,128,516
  5. Step 5: Solve for x
    x = 102,883,128,516/148,540
  6. Step 6: Final answer
    x = 692,629.11

Related Problems

Find third proportional to 74,270 and 160,377
Half scale
Find third proportional to 297,080 and 641,508
Double scale
Find third proportional to 148,542 and 320,758
Similar ratio
Find third proportional to 222,810 and 481,131
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.