Home / 128,337-264,804

Finding the Third Proportional to 128,337 and 264,804

Calculator

Solution

The third proportional to 128,337 and 264,804 is: 546,383.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,337 : 264,804 = 264,804 : x
  2. Step 2: Convert to fraction form
    128,337/264,804 = 264,804/x
  3. Step 3: Cross multiply
    128,337x = 264,804 × 264,804
  4. Step 4: Simplify right side
    128,337x = 70,121,158,416
  5. Step 5: Solve for x
    x = 70,121,158,416/128,337
  6. Step 6: Final answer
    x = 546,383.03

Related Problems

Find third proportional to 64,168.50 and 132,402
Half scale
Find third proportional to 256,674 and 529,608
Double scale
Find third proportional to 128,339 and 264,808
Similar ratio
Find third proportional to 192,505.50 and 397,206
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.