Home / 119,278-252,776

Finding the Third Proportional to 119,278 and 252,776

Calculator

Solution

The third proportional to 119,278 and 252,776 is: 535,687.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,278 : 252,776 = 252,776 : x
  2. Step 2: Convert to fraction form
    119,278/252,776 = 252,776/x
  3. Step 3: Cross multiply
    119,278x = 252,776 × 252,776
  4. Step 4: Simplify right side
    119,278x = 63,895,706,176
  5. Step 5: Solve for x
    x = 63,895,706,176/119,278
  6. Step 6: Final answer
    x = 535,687.27

Related Problems

Find third proportional to 59,639 and 126,388
Half scale
Find third proportional to 238,556 and 505,552
Double scale
Find third proportional to 119,280 and 252,780
Similar ratio
Find third proportional to 178,917 and 379,164
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.