Home / 366,416-780,832

Finding the Third Proportional to 366,416 and 780,832

Calculator

Solution

The third proportional to 366,416 and 780,832 is: 1,663,951.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,416 : 780,832 = 780,832 : x
  2. Step 2: Convert to fraction form
    366,416/780,832 = 780,832/x
  3. Step 3: Cross multiply
    366,416x = 780,832 × 780,832
  4. Step 4: Simplify right side
    366,416x = 609,698,612,224
  5. Step 5: Solve for x
    x = 609,698,612,224/366,416
  6. Step 6: Final answer
    x = 1,663,951.94

Related Problems

Find third proportional to 183,208 and 390,416
Half scale
Find third proportional to 732,832 and 1,561,664
Double scale
Find third proportional to 366,418 and 780,836
Similar ratio
Find third proportional to 549,624 and 1,171,248
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.