Home / 210,826-273,591

Finding the Third Proportional to 210,826 and 273,591

Calculator

Solution

The third proportional to 210,826 and 273,591 is: 355,041.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,826 : 273,591 = 273,591 : x
  2. Step 2: Convert to fraction form
    210,826/273,591 = 273,591/x
  3. Step 3: Cross multiply
    210,826x = 273,591 × 273,591
  4. Step 4: Simplify right side
    210,826x = 74,852,035,281
  5. Step 5: Solve for x
    x = 74,852,035,281/210,826
  6. Step 6: Final answer
    x = 355,041.77

Related Problems

Find third proportional to 105,413 and 136,795.50
Half scale
Find third proportional to 421,652 and 547,182
Double scale
Find third proportional to 210,828 and 273,594
Similar ratio
Find third proportional to 316,239 and 410,386.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.