Home / 142,148-306,437

Finding the Third Proportional to 142,148 and 306,437

Calculator

Solution

The third proportional to 142,148 and 306,437 is: 660,604.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,148 : 306,437 = 306,437 : x
  2. Step 2: Convert to fraction form
    142,148/306,437 = 306,437/x
  3. Step 3: Cross multiply
    142,148x = 306,437 × 306,437
  4. Step 4: Simplify right side
    142,148x = 93,903,634,969
  5. Step 5: Solve for x
    x = 93,903,634,969/142,148
  6. Step 6: Final answer
    x = 660,604.69

Related Problems

Find third proportional to 71,074 and 153,218.50
Half scale
Find third proportional to 284,296 and 612,874
Double scale
Find third proportional to 142,150 and 306,441
Similar ratio
Find third proportional to 213,222 and 459,655.50
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.