Home / 148,596-320,880

Finding the Third Proportional to 148,596 and 320,880

Calculator

Solution

The third proportional to 148,596 and 320,880 is: 692,912.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,596 : 320,880 = 320,880 : x
  2. Step 2: Convert to fraction form
    148,596/320,880 = 320,880/x
  3. Step 3: Cross multiply
    148,596x = 320,880 × 320,880
  4. Step 4: Simplify right side
    148,596x = 102,963,974,400
  5. Step 5: Solve for x
    x = 102,963,974,400/148,596
  6. Step 6: Final answer
    x = 692,912.15

Related Problems

Find third proportional to 74,298 and 160,440
Half scale
Find third proportional to 297,192 and 641,760
Double scale
Find third proportional to 148,598 and 320,884
Similar ratio
Find third proportional to 222,894 and 481,320
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.