Home / 322,276-691,184

Finding the Third Proportional to 322,276 and 691,184

Calculator

Solution

The third proportional to 322,276 and 691,184 is: 1,482,379.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,276 : 691,184 = 691,184 : x
  2. Step 2: Convert to fraction form
    322,276/691,184 = 691,184/x
  3. Step 3: Cross multiply
    322,276x = 691,184 × 691,184
  4. Step 4: Simplify right side
    322,276x = 477,735,321,856
  5. Step 5: Solve for x
    x = 477,735,321,856/322,276
  6. Step 6: Final answer
    x = 1,482,379.46

Related Problems

Find third proportional to 161,138 and 345,592
Half scale
Find third proportional to 644,552 and 1,382,368
Double scale
Find third proportional to 322,278 and 691,188
Similar ratio
Find third proportional to 483,414 and 1,036,776
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.