Home / 289,938-448,026

Finding the Third Proportional to 289,938 and 448,026

Calculator

Solution

The third proportional to 289,938 and 448,026 is: 692,311.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,938 : 448,026 = 448,026 : x
  2. Step 2: Convert to fraction form
    289,938/448,026 = 448,026/x
  3. Step 3: Cross multiply
    289,938x = 448,026 × 448,026
  4. Step 4: Simplify right side
    289,938x = 200,727,296,676
  5. Step 5: Solve for x
    x = 200,727,296,676/289,938
  6. Step 6: Final answer
    x = 692,311.10

Related Problems

Find third proportional to 144,969 and 224,013
Half scale
Find third proportional to 579,876 and 896,052
Double scale
Find third proportional to 289,940 and 448,029
Similar ratio
Find third proportional to 434,907 and 672,039
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.