Home / 261,630-611,793

Finding the Third Proportional to 261,630 and 611,793

Calculator

Solution

The third proportional to 261,630 and 611,793 is: 1,430,610.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,630 : 611,793 = 611,793 : x
  2. Step 2: Convert to fraction form
    261,630/611,793 = 611,793/x
  3. Step 3: Cross multiply
    261,630x = 611,793 × 611,793
  4. Step 4: Simplify right side
    261,630x = 374,290,674,849
  5. Step 5: Solve for x
    x = 374,290,674,849/261,630
  6. Step 6: Final answer
    x = 1,430,610.69

Related Problems

Find third proportional to 130,815 and 305,896.50
Half scale
Find third proportional to 523,260 and 1,223,586
Double scale
Find third proportional to 261,632 and 611,798
Similar ratio
Find third proportional to 392,445 and 917,689.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.