Home / 289,316-444,969

Finding the Third Proportional to 289,316 and 444,969

Calculator

Solution

The third proportional to 289,316 and 444,969 is: 684,363.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,316 : 444,969 = 444,969 : x
  2. Step 2: Convert to fraction form
    289,316/444,969 = 444,969/x
  3. Step 3: Cross multiply
    289,316x = 444,969 × 444,969
  4. Step 4: Simplify right side
    289,316x = 197,997,410,961
  5. Step 5: Solve for x
    x = 197,997,410,961/289,316
  6. Step 6: Final answer
    x = 684,363.85

Related Problems

Find third proportional to 144,658 and 222,484.50
Half scale
Find third proportional to 578,632 and 889,938
Double scale
Find third proportional to 289,318 and 444,972
Similar ratio
Find third proportional to 433,974 and 667,453.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.