Home / 442,782-664,254

Finding the Third Proportional to 442,782 and 664,254

Calculator

Solution

The third proportional to 442,782 and 664,254 is: 996,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,782 : 664,254 = 664,254 : x
  2. Step 2: Convert to fraction form
    442,782/664,254 = 664,254/x
  3. Step 3: Cross multiply
    442,782x = 664,254 × 664,254
  4. Step 4: Simplify right side
    442,782x = 441,233,376,516
  5. Step 5: Solve for x
    x = 441,233,376,516/442,782
  6. Step 6: Final answer
    x = 996,502.51

Related Problems

Find third proportional to 221,391 and 332,127
Half scale
Find third proportional to 885,564 and 1,328,508
Double scale
Find third proportional to 442,784 and 664,257
Similar ratio
Find third proportional to 664,173 and 996,381
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.