Home / 222,072-488,431

Finding the Third Proportional to 222,072 and 488,431

Calculator

Solution

The third proportional to 222,072 and 488,431 is: 1,074,267.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,072 : 488,431 = 488,431 : x
  2. Step 2: Convert to fraction form
    222,072/488,431 = 488,431/x
  3. Step 3: Cross multiply
    222,072x = 488,431 × 488,431
  4. Step 4: Simplify right side
    222,072x = 238,564,841,761
  5. Step 5: Solve for x
    x = 238,564,841,761/222,072
  6. Step 6: Final answer
    x = 1,074,267.99

Related Problems

Find third proportional to 111,036 and 244,215.50
Half scale
Find third proportional to 444,144 and 976,862
Double scale
Find third proportional to 222,074 and 488,435
Similar ratio
Find third proportional to 333,108 and 732,646.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.