Home / 358,812-845,820

Finding the Third Proportional to 358,812 and 845,820

Calculator

Solution

The third proportional to 358,812 and 845,820 is: 1,993,833.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,812 : 845,820 = 845,820 : x
  2. Step 2: Convert to fraction form
    358,812/845,820 = 845,820/x
  3. Step 3: Cross multiply
    358,812x = 845,820 × 845,820
  4. Step 4: Simplify right side
    358,812x = 715,411,472,400
  5. Step 5: Solve for x
    x = 715,411,472,400/358,812
  6. Step 6: Final answer
    x = 1,993,833.74

Related Problems

Find third proportional to 179,406 and 422,910
Half scale
Find third proportional to 717,624 and 1,691,640
Double scale
Find third proportional to 358,814 and 845,825
Similar ratio
Find third proportional to 538,218 and 1,268,730
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.