Home / 230,418-355,835

Finding the Third Proportional to 230,418 and 355,835

Calculator

Solution

The third proportional to 230,418 and 355,835 is: 549,516.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,418 : 355,835 = 355,835 : x
  2. Step 2: Convert to fraction form
    230,418/355,835 = 355,835/x
  3. Step 3: Cross multiply
    230,418x = 355,835 × 355,835
  4. Step 4: Simplify right side
    230,418x = 126,618,547,225
  5. Step 5: Solve for x
    x = 126,618,547,225/230,418
  6. Step 6: Final answer
    x = 549,516.74

Related Problems

Find third proportional to 115,209 and 177,917.50
Half scale
Find third proportional to 460,836 and 711,670
Double scale
Find third proportional to 230,420 and 355,838
Similar ratio
Find third proportional to 345,627 and 533,752.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.