Home / 426,342-911,763

Finding the Third Proportional to 426,342 and 911,763

Calculator

Solution

The third proportional to 426,342 and 911,763 is: 1,949,870.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,342 : 911,763 = 911,763 : x
  2. Step 2: Convert to fraction form
    426,342/911,763 = 911,763/x
  3. Step 3: Cross multiply
    426,342x = 911,763 × 911,763
  4. Step 4: Simplify right side
    426,342x = 831,311,768,169
  5. Step 5: Solve for x
    x = 831,311,768,169/426,342
  6. Step 6: Final answer
    x = 1,949,870.69

Related Problems

Find third proportional to 213,171 and 455,881.50
Half scale
Find third proportional to 852,684 and 1,823,526
Double scale
Find third proportional to 426,344 and 911,767
Similar ratio
Find third proportional to 639,513 and 1,367,644.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.