Home / 260,437-528,119

Finding the Third Proportional to 260,437 and 528,119

Calculator

Solution

The third proportional to 260,437 and 528,119 is: 1,070,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,437 : 528,119 = 528,119 : x
  2. Step 2: Convert to fraction form
    260,437/528,119 = 528,119/x
  3. Step 3: Cross multiply
    260,437x = 528,119 × 528,119
  4. Step 4: Simplify right side
    260,437x = 278,909,678,161
  5. Step 5: Solve for x
    x = 278,909,678,161/260,437
  6. Step 6: Final answer
    x = 1,070,929.55

Related Problems

Find third proportional to 130,218.50 and 264,059.50
Half scale
Find third proportional to 520,874 and 1,056,238
Double scale
Find third proportional to 260,439 and 528,123
Similar ratio
Find third proportional to 390,655.50 and 792,178.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.