Home / 257,011-556,925

Finding the Third Proportional to 257,011 and 556,925

Calculator

Solution

The third proportional to 257,011 and 556,925 is: 1,206,817.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,011 : 556,925 = 556,925 : x
  2. Step 2: Convert to fraction form
    257,011/556,925 = 556,925/x
  3. Step 3: Cross multiply
    257,011x = 556,925 × 556,925
  4. Step 4: Simplify right side
    257,011x = 310,165,455,625
  5. Step 5: Solve for x
    x = 310,165,455,625/257,011
  6. Step 6: Final answer
    x = 1,206,817.82

Related Problems

Find third proportional to 128,505.50 and 278,462.50
Half scale
Find third proportional to 514,022 and 1,113,850
Double scale
Find third proportional to 257,013 and 556,929
Similar ratio
Find third proportional to 385,516.50 and 835,387.50
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.