Home / 196,320-305,712

Finding the Third Proportional to 196,320 and 305,712

Calculator

Solution

The third proportional to 196,320 and 305,712 is: 476,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,320 : 305,712 = 305,712 : x
  2. Step 2: Convert to fraction form
    196,320/305,712 = 305,712/x
  3. Step 3: Cross multiply
    196,320x = 305,712 × 305,712
  4. Step 4: Simplify right side
    196,320x = 93,459,826,944
  5. Step 5: Solve for x
    x = 93,459,826,944/196,320
  6. Step 6: Final answer
    x = 476,058.61

Related Problems

Find third proportional to 98,160 and 152,856
Half scale
Find third proportional to 392,640 and 611,424
Double scale
Find third proportional to 196,322 and 305,715
Similar ratio
Find third proportional to 294,480 and 458,568
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.