Home / 218,520-472,032

Finding the Third Proportional to 218,520 and 472,032

Calculator

Solution

The third proportional to 218,520 and 472,032 is: 1,019,651.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,520 : 472,032 = 472,032 : x
  2. Step 2: Convert to fraction form
    218,520/472,032 = 472,032/x
  3. Step 3: Cross multiply
    218,520x = 472,032 × 472,032
  4. Step 4: Simplify right side
    218,520x = 222,814,209,024
  5. Step 5: Solve for x
    x = 222,814,209,024/218,520
  6. Step 6: Final answer
    x = 1,019,651.33

Related Problems

Find third proportional to 109,260 and 236,016
Half scale
Find third proportional to 437,040 and 944,064
Double scale
Find third proportional to 218,522 and 472,036
Similar ratio
Find third proportional to 327,780 and 708,048
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.