Home / 289,016-383,592

Finding the Third Proportional to 289,016 and 383,592

Calculator

Solution

The third proportional to 289,016 and 383,592 is: 509,116.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,016 : 383,592 = 383,592 : x
  2. Step 2: Convert to fraction form
    289,016/383,592 = 383,592/x
  3. Step 3: Cross multiply
    289,016x = 383,592 × 383,592
  4. Step 4: Simplify right side
    289,016x = 147,142,822,464
  5. Step 5: Solve for x
    x = 147,142,822,464/289,016
  6. Step 6: Final answer
    x = 509,116.53

Related Problems

Find third proportional to 144,508 and 191,796
Half scale
Find third proportional to 578,032 and 767,184
Double scale
Find third proportional to 289,018 and 383,595
Similar ratio
Find third proportional to 433,524 and 575,388
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.