Home / 103,670-279,270

Finding the Third Proportional to 103,670 and 279,270

Calculator

Solution

The third proportional to 103,670 and 279,270 is: 752,307.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,670 : 279,270 = 279,270 : x
  2. Step 2: Convert to fraction form
    103,670/279,270 = 279,270/x
  3. Step 3: Cross multiply
    103,670x = 279,270 × 279,270
  4. Step 4: Simplify right side
    103,670x = 77,991,732,900
  5. Step 5: Solve for x
    x = 77,991,732,900/103,670
  6. Step 6: Final answer
    x = 752,307.64

Related Problems

Find third proportional to 51,835 and 139,635
Half scale
Find third proportional to 207,340 and 558,540
Double scale
Find third proportional to 103,672 and 279,275
Similar ratio
Find third proportional to 155,505 and 418,905
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.