Home / 374,156-820,750

Finding the Third Proportional to 374,156 and 820,750

Calculator

Solution

The third proportional to 374,156 and 820,750 is: 1,800,400.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,156 : 820,750 = 820,750 : x
  2. Step 2: Convert to fraction form
    374,156/820,750 = 820,750/x
  3. Step 3: Cross multiply
    374,156x = 820,750 × 820,750
  4. Step 4: Simplify right side
    374,156x = 673,630,562,500
  5. Step 5: Solve for x
    x = 673,630,562,500/374,156
  6. Step 6: Final answer
    x = 1,800,400.27

Related Problems

Find third proportional to 187,078 and 410,375
Half scale
Find third proportional to 748,312 and 1,641,500
Double scale
Find third proportional to 374,158 and 820,754
Similar ratio
Find third proportional to 561,234 and 1,231,125
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.