Home / 367,056-778,178

Finding the Third Proportional to 367,056 and 778,178

Calculator

Solution

The third proportional to 367,056 and 778,178 is: 1,649,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,056 : 778,178 = 778,178 : x
  2. Step 2: Convert to fraction form
    367,056/778,178 = 778,178/x
  3. Step 3: Cross multiply
    367,056x = 778,178 × 778,178
  4. Step 4: Simplify right side
    367,056x = 605,560,999,684
  5. Step 5: Solve for x
    x = 605,560,999,684/367,056
  6. Step 6: Final answer
    x = 1,649,778.23

Related Problems

Find third proportional to 183,528 and 389,089
Half scale
Find third proportional to 734,112 and 1,556,356
Double scale
Find third proportional to 367,058 and 778,182
Similar ratio
Find third proportional to 550,584 and 1,167,267
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.