Home / 229,932-308,988

Finding the Third Proportional to 229,932 and 308,988

Calculator

Solution

The third proportional to 229,932 and 308,988 is: 415,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,932 : 308,988 = 308,988 : x
  2. Step 2: Convert to fraction form
    229,932/308,988 = 308,988/x
  3. Step 3: Cross multiply
    229,932x = 308,988 × 308,988
  4. Step 4: Simplify right side
    229,932x = 95,473,584,144
  5. Step 5: Solve for x
    x = 95,473,584,144/229,932
  6. Step 6: Final answer
    x = 415,225.30

Related Problems

Find third proportional to 114,966 and 154,494
Half scale
Find third proportional to 459,864 and 617,976
Double scale
Find third proportional to 229,934 and 308,991
Similar ratio
Find third proportional to 344,898 and 463,482
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.