Home / 151,542-318,798

Finding the Third Proportional to 151,542 and 318,798

Calculator

Solution

The third proportional to 151,542 and 318,798 is: 670,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,542 : 318,798 = 318,798 : x
  2. Step 2: Convert to fraction form
    151,542/318,798 = 318,798/x
  3. Step 3: Cross multiply
    151,542x = 318,798 × 318,798
  4. Step 4: Simplify right side
    151,542x = 101,632,164,804
  5. Step 5: Solve for x
    x = 101,632,164,804/151,542
  6. Step 6: Final answer
    x = 670,653.45

Related Problems

Find third proportional to 75,771 and 159,399
Half scale
Find third proportional to 303,084 and 637,596
Double scale
Find third proportional to 151,544 and 318,802
Similar ratio
Find third proportional to 227,313 and 478,197
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.