Home / 199,558-315,935

Finding the Third Proportional to 199,558 and 315,935

Calculator

Solution

The third proportional to 199,558 and 315,935 is: 500,180.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,558 : 315,935 = 315,935 : x
  2. Step 2: Convert to fraction form
    199,558/315,935 = 315,935/x
  3. Step 3: Cross multiply
    199,558x = 315,935 × 315,935
  4. Step 4: Simplify right side
    199,558x = 99,814,924,225
  5. Step 5: Solve for x
    x = 99,814,924,225/199,558
  6. Step 6: Final answer
    x = 500,180.02

Related Problems

Find third proportional to 99,779 and 157,967.50
Half scale
Find third proportional to 399,116 and 631,870
Double scale
Find third proportional to 199,560 and 315,938
Similar ratio
Find third proportional to 299,337 and 473,902.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.