Home / 257,012-556,932

Finding the Third Proportional to 257,012 and 556,932

Calculator

Solution

The third proportional to 257,012 and 556,932 is: 1,206,843.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,012 : 556,932 = 556,932 : x
  2. Step 2: Convert to fraction form
    257,012/556,932 = 556,932/x
  3. Step 3: Cross multiply
    257,012x = 556,932 × 556,932
  4. Step 4: Simplify right side
    257,012x = 310,173,252,624
  5. Step 5: Solve for x
    x = 310,173,252,624/257,012
  6. Step 6: Final answer
    x = 1,206,843.46

Related Problems

Find third proportional to 128,506 and 278,466
Half scale
Find third proportional to 514,024 and 1,113,864
Double scale
Find third proportional to 257,014 and 556,936
Similar ratio
Find third proportional to 385,518 and 835,398
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.