Home / 120,788-265,472

Finding the Third Proportional to 120,788 and 265,472

Calculator

Solution

The third proportional to 120,788 and 265,472 is: 583,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,788 : 265,472 = 265,472 : x
  2. Step 2: Convert to fraction form
    120,788/265,472 = 265,472/x
  3. Step 3: Cross multiply
    120,788x = 265,472 × 265,472
  4. Step 4: Simplify right side
    120,788x = 70,475,382,784
  5. Step 5: Solve for x
    x = 70,475,382,784/120,788
  6. Step 6: Final answer
    x = 583,463.45

Related Problems

Find third proportional to 60,394 and 132,736
Half scale
Find third proportional to 241,576 and 530,944
Double scale
Find third proportional to 120,790 and 265,476
Similar ratio
Find third proportional to 181,182 and 398,208
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.