Home / 223,317-486,720

Finding the Third Proportional to 223,317 and 486,720

Calculator

Solution

The third proportional to 223,317 and 486,720 is: 1,060,807.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,317 : 486,720 = 486,720 : x
  2. Step 2: Convert to fraction form
    223,317/486,720 = 486,720/x
  3. Step 3: Cross multiply
    223,317x = 486,720 × 486,720
  4. Step 4: Simplify right side
    223,317x = 236,896,358,400
  5. Step 5: Solve for x
    x = 236,896,358,400/223,317
  6. Step 6: Final answer
    x = 1,060,807.54

Related Problems

Find third proportional to 111,658.50 and 243,360
Half scale
Find third proportional to 446,634 and 973,440
Double scale
Find third proportional to 223,319 and 486,724
Similar ratio
Find third proportional to 334,975.50 and 730,080
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.