Home / 466,321.50-618,979.50

Finding the Third Proportional to 466,321.50 and 618,979.50

Calculator

Solution

The third proportional to 466,321.50 and 618,979.50 is: 821,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,321.50 : 618,979.50 = 618,979.50 : x
  2. Step 2: Convert to fraction form
    466,321.50/618,979.50 = 618,979.50/x
  3. Step 3: Cross multiply
    466,321.50x = 618,979.50 × 618,979.50
  4. Step 4: Simplify right side
    466,321.50x = 383,135,621,420.25
  5. Step 5: Solve for x
    x = 383,135,621,420.25/466,321.50
  6. Step 6: Final answer
    x = 821,612.60

Related Problems

Find third proportional to 233,160.75 and 309,489.75
Half scale
Find third proportional to 932,643 and 1,237,959
Double scale
Find third proportional to 466,324 and 618,982
Similar ratio
Find third proportional to 699,482.25 and 928,469.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.