Home / 521,127-757,941

Finding the Third Proportional to 521,127 and 757,941

Calculator

Solution

The third proportional to 521,127 and 757,941 is: 1,102,369.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,127 : 757,941 = 757,941 : x
  2. Step 2: Convert to fraction form
    521,127/757,941 = 757,941/x
  3. Step 3: Cross multiply
    521,127x = 757,941 × 757,941
  4. Step 4: Simplify right side
    521,127x = 574,474,559,481
  5. Step 5: Solve for x
    x = 574,474,559,481/521,127
  6. Step 6: Final answer
    x = 1,102,369.59

Related Problems

Find third proportional to 260,563.50 and 378,970.50
Half scale
Find third proportional to 1,042,254 and 1,515,882
Double scale
Find third proportional to 521,129 and 757,944
Similar ratio
Find third proportional to 781,690.50 and 1,136,911.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.