Home / 196,188-423,480

Finding the Third Proportional to 196,188 and 423,480

Calculator

Solution

The third proportional to 196,188 and 423,480 is: 914,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,188 : 423,480 = 423,480 : x
  2. Step 2: Convert to fraction form
    196,188/423,480 = 423,480/x
  3. Step 3: Cross multiply
    196,188x = 423,480 × 423,480
  4. Step 4: Simplify right side
    196,188x = 179,335,310,400
  5. Step 5: Solve for x
    x = 179,335,310,400/196,188
  6. Step 6: Final answer
    x = 914,099.28

Related Problems

Find third proportional to 98,094 and 211,740
Half scale
Find third proportional to 392,376 and 846,960
Double scale
Find third proportional to 196,190 and 423,484
Similar ratio
Find third proportional to 294,282 and 635,220
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.