Home / 197,904-306,786

Finding the Third Proportional to 197,904 and 306,786

Calculator

Solution

The third proportional to 197,904 and 306,786 is: 475,572.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,904 : 306,786 = 306,786 : x
  2. Step 2: Convert to fraction form
    197,904/306,786 = 306,786/x
  3. Step 3: Cross multiply
    197,904x = 306,786 × 306,786
  4. Step 4: Simplify right side
    197,904x = 94,117,649,796
  5. Step 5: Solve for x
    x = 94,117,649,796/197,904
  6. Step 6: Final answer
    x = 475,572.25

Related Problems

Find third proportional to 98,952 and 153,393
Half scale
Find third proportional to 395,808 and 613,572
Double scale
Find third proportional to 197,906 and 306,789
Similar ratio
Find third proportional to 296,856 and 460,179
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.