Home / 117,590-258,591

Finding the Third Proportional to 117,590 and 258,591

Calculator

Solution

The third proportional to 117,590 and 258,591 is: 568,664.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,590 : 258,591 = 258,591 : x
  2. Step 2: Convert to fraction form
    117,590/258,591 = 258,591/x
  3. Step 3: Cross multiply
    117,590x = 258,591 × 258,591
  4. Step 4: Simplify right side
    117,590x = 66,869,305,281
  5. Step 5: Solve for x
    x = 66,869,305,281/117,590
  6. Step 6: Final answer
    x = 568,664.90

Related Problems

Find third proportional to 58,795 and 129,295.50
Half scale
Find third proportional to 235,180 and 517,182
Double scale
Find third proportional to 117,592 and 258,595
Similar ratio
Find third proportional to 176,385 and 387,886.50
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.