Home / 664,761-996,890

Finding the Third Proportional to 664,761 and 996,890

Calculator

Solution

The third proportional to 664,761 and 996,890 is: 1,494,957.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,761 : 996,890 = 996,890 : x
  2. Step 2: Convert to fraction form
    664,761/996,890 = 996,890/x
  3. Step 3: Cross multiply
    664,761x = 996,890 × 996,890
  4. Step 4: Simplify right side
    664,761x = 993,789,672,100
  5. Step 5: Solve for x
    x = 993,789,672,100/664,761
  6. Step 6: Final answer
    x = 1,494,957.85

Related Problems

Find third proportional to 332,380.50 and 498,445
Half scale
Find third proportional to 1,329,522 and 1,993,780
Double scale
Find third proportional to 664,763 and 996,893
Similar ratio
Find third proportional to 997,141.50 and 1,495,335
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.