Home / 141,705-299,405

Finding the Third Proportional to 141,705 and 299,405

Calculator

Solution

The third proportional to 141,705 and 299,405 is: 632,605.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,705 : 299,405 = 299,405 : x
  2. Step 2: Convert to fraction form
    141,705/299,405 = 299,405/x
  3. Step 3: Cross multiply
    141,705x = 299,405 × 299,405
  4. Step 4: Simplify right side
    141,705x = 89,643,354,025
  5. Step 5: Solve for x
    x = 89,643,354,025/141,705
  6. Step 6: Final answer
    x = 632,605.44

Related Problems

Find third proportional to 70,852.50 and 149,702.50
Half scale
Find third proportional to 283,410 and 598,810
Double scale
Find third proportional to 141,707 and 299,409
Similar ratio
Find third proportional to 212,557.50 and 449,107.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.