Home / 132,576-258,432

Finding the Third Proportional to 132,576 and 258,432

Calculator

Solution

The third proportional to 132,576 and 258,432 is: 503,764.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,576 : 258,432 = 258,432 : x
  2. Step 2: Convert to fraction form
    132,576/258,432 = 258,432/x
  3. Step 3: Cross multiply
    132,576x = 258,432 × 258,432
  4. Step 4: Simplify right side
    132,576x = 66,787,098,624
  5. Step 5: Solve for x
    x = 66,787,098,624/132,576
  6. Step 6: Final answer
    x = 503,764.62

Related Problems

Find third proportional to 66,288 and 129,216
Half scale
Find third proportional to 265,152 and 516,864
Double scale
Find third proportional to 132,578 and 258,436
Similar ratio
Find third proportional to 198,864 and 387,648
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.