Home / 239,912-516,148

Finding the Third Proportional to 239,912 and 516,148

Calculator

Solution

The third proportional to 239,912 and 516,148 is: 1,110,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,912 : 516,148 = 516,148 : x
  2. Step 2: Convert to fraction form
    239,912/516,148 = 516,148/x
  3. Step 3: Cross multiply
    239,912x = 516,148 × 516,148
  4. Step 4: Simplify right side
    239,912x = 266,408,757,904
  5. Step 5: Solve for x
    x = 266,408,757,904/239,912
  6. Step 6: Final answer
    x = 1,110,443.65

Related Problems

Find third proportional to 119,956 and 258,074
Half scale
Find third proportional to 479,824 and 1,032,296
Double scale
Find third proportional to 239,914 and 516,152
Similar ratio
Find third proportional to 359,868 and 774,222
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.