Home / 132,391-288,077

Finding the Third Proportional to 132,391 and 288,077

Calculator

Solution

The third proportional to 132,391 and 288,077 is: 626,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,391 : 288,077 = 288,077 : x
  2. Step 2: Convert to fraction form
    132,391/288,077 = 288,077/x
  3. Step 3: Cross multiply
    132,391x = 288,077 × 288,077
  4. Step 4: Simplify right side
    132,391x = 82,988,357,929
  5. Step 5: Solve for x
    x = 82,988,357,929/132,391
  6. Step 6: Final answer
    x = 626,842.90

Related Problems

Find third proportional to 66,195.50 and 144,038.50
Half scale
Find third proportional to 264,782 and 576,154
Double scale
Find third proportional to 132,393 and 288,081
Similar ratio
Find third proportional to 198,586.50 and 432,115.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.