Home / 374,184-820,800

Finding the Third Proportional to 374,184 and 820,800

Calculator

Solution

The third proportional to 374,184 and 820,800 is: 1,800,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,184 : 820,800 = 820,800 : x
  2. Step 2: Convert to fraction form
    374,184/820,800 = 820,800/x
  3. Step 3: Cross multiply
    374,184x = 820,800 × 820,800
  4. Step 4: Simplify right side
    374,184x = 673,712,640,000
  5. Step 5: Solve for x
    x = 673,712,640,000/374,184
  6. Step 6: Final answer
    x = 1,800,484.90

Related Problems

Find third proportional to 187,092 and 410,400
Half scale
Find third proportional to 748,368 and 1,641,600
Double scale
Find third proportional to 374,186 and 820,804
Similar ratio
Find third proportional to 561,276 and 1,231,200
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.