Home / 265,557-406,077

Finding the Third Proportional to 265,557 and 406,077

Calculator

Solution

The third proportional to 265,557 and 406,077 is: 620,953.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,557 : 406,077 = 406,077 : x
  2. Step 2: Convert to fraction form
    265,557/406,077 = 406,077/x
  3. Step 3: Cross multiply
    265,557x = 406,077 × 406,077
  4. Step 4: Simplify right side
    265,557x = 164,898,529,929
  5. Step 5: Solve for x
    x = 164,898,529,929/265,557
  6. Step 6: Final answer
    x = 620,953.43

Related Problems

Find third proportional to 132,778.50 and 203,038.50
Half scale
Find third proportional to 531,114 and 812,154
Double scale
Find third proportional to 265,559 and 406,080
Similar ratio
Find third proportional to 398,335.50 and 609,115.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.