Home / 317,472-479,448

Finding the Third Proportional to 317,472 and 479,448

Calculator

Solution

The third proportional to 317,472 and 479,448 is: 724,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,472 : 479,448 = 479,448 : x
  2. Step 2: Convert to fraction form
    317,472/479,448 = 479,448/x
  3. Step 3: Cross multiply
    317,472x = 479,448 × 479,448
  4. Step 4: Simplify right side
    317,472x = 229,870,384,704
  5. Step 5: Solve for x
    x = 229,870,384,704/317,472
  6. Step 6: Final answer
    x = 724,065.07

Related Problems

Find third proportional to 158,736 and 239,724
Half scale
Find third proportional to 634,944 and 958,896
Double scale
Find third proportional to 317,474 and 479,451
Similar ratio
Find third proportional to 476,208 and 719,172
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.