Home / 268,946-579,385

Finding the Third Proportional to 268,946 and 579,385

Calculator

Solution

The third proportional to 268,946 and 579,385 is: 1,248,157.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,946 : 579,385 = 579,385 : x
  2. Step 2: Convert to fraction form
    268,946/579,385 = 579,385/x
  3. Step 3: Cross multiply
    268,946x = 579,385 × 579,385
  4. Step 4: Simplify right side
    268,946x = 335,686,978,225
  5. Step 5: Solve for x
    x = 335,686,978,225/268,946
  6. Step 6: Final answer
    x = 1,248,157.54

Related Problems

Find third proportional to 134,473 and 289,692.50
Half scale
Find third proportional to 537,892 and 1,158,770
Double scale
Find third proportional to 268,948 and 579,389
Similar ratio
Find third proportional to 403,419 and 869,077.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.