Home / 194,274-308,915

Finding the Third Proportional to 194,274 and 308,915

Calculator

Solution

The third proportional to 194,274 and 308,915 is: 491,205.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,274 : 308,915 = 308,915 : x
  2. Step 2: Convert to fraction form
    194,274/308,915 = 308,915/x
  3. Step 3: Cross multiply
    194,274x = 308,915 × 308,915
  4. Step 4: Simplify right side
    194,274x = 95,428,477,225
  5. Step 5: Solve for x
    x = 95,428,477,225/194,274
  6. Step 6: Final answer
    x = 491,205.60

Related Problems

Find third proportional to 97,137 and 154,457.50
Half scale
Find third proportional to 388,548 and 617,830
Double scale
Find third proportional to 194,276 and 308,918
Similar ratio
Find third proportional to 291,411 and 463,372.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.