Home / 148,821-351,240

Finding the Third Proportional to 148,821 and 351,240

Calculator

Solution

The third proportional to 148,821 and 351,240 is: 828,979.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,821 : 351,240 = 351,240 : x
  2. Step 2: Convert to fraction form
    148,821/351,240 = 351,240/x
  3. Step 3: Cross multiply
    148,821x = 351,240 × 351,240
  4. Step 4: Simplify right side
    148,821x = 123,369,537,600
  5. Step 5: Solve for x
    x = 123,369,537,600/148,821
  6. Step 6: Final answer
    x = 828,979.36

Related Problems

Find third proportional to 74,410.50 and 175,620
Half scale
Find third proportional to 297,642 and 702,480
Double scale
Find third proportional to 148,823 and 351,245
Similar ratio
Find third proportional to 223,231.50 and 526,860
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.