Home / 187,112-402,242

Finding the Third Proportional to 187,112 and 402,242

Calculator

Solution

The third proportional to 187,112 and 402,242 is: 864,715.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,112 : 402,242 = 402,242 : x
  2. Step 2: Convert to fraction form
    187,112/402,242 = 402,242/x
  3. Step 3: Cross multiply
    187,112x = 402,242 × 402,242
  4. Step 4: Simplify right side
    187,112x = 161,798,626,564
  5. Step 5: Solve for x
    x = 161,798,626,564/187,112
  6. Step 6: Final answer
    x = 864,715.39

Related Problems

Find third proportional to 93,556 and 201,121
Half scale
Find third proportional to 374,224 and 804,484
Double scale
Find third proportional to 187,114 and 402,246
Similar ratio
Find third proportional to 280,668 and 603,363
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.