Home / 262,567-289,634

Finding the Third Proportional to 262,567 and 289,634

Calculator

Solution

The third proportional to 262,567 and 289,634 is: 319,491.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,567 : 289,634 = 289,634 : x
  2. Step 2: Convert to fraction form
    262,567/289,634 = 289,634/x
  3. Step 3: Cross multiply
    262,567x = 289,634 × 289,634
  4. Step 4: Simplify right side
    262,567x = 83,887,853,956
  5. Step 5: Solve for x
    x = 83,887,853,956/262,567
  6. Step 6: Final answer
    x = 319,491.23

Related Problems

Find third proportional to 131,283.50 and 144,817
Half scale
Find third proportional to 525,134 and 579,268
Double scale
Find third proportional to 262,569 and 289,636
Similar ratio
Find third proportional to 393,850.50 and 434,451
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.