Home / 304,578-669,906

Finding the Third Proportional to 304,578 and 669,906

Calculator

Solution

The third proportional to 304,578 and 669,906 is: 1,473,428.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,578 : 669,906 = 669,906 : x
  2. Step 2: Convert to fraction form
    304,578/669,906 = 669,906/x
  3. Step 3: Cross multiply
    304,578x = 669,906 × 669,906
  4. Step 4: Simplify right side
    304,578x = 448,774,048,836
  5. Step 5: Solve for x
    x = 448,774,048,836/304,578
  6. Step 6: Final answer
    x = 1,473,428.97

Related Problems

Find third proportional to 152,289 and 334,953
Half scale
Find third proportional to 609,156 and 1,339,812
Double scale
Find third proportional to 304,580 and 669,910
Similar ratio
Find third proportional to 456,867 and 1,004,859
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.