Home / 99,488-216,472

Finding the Third Proportional to 99,488 and 216,472

Calculator

Solution

The third proportional to 99,488 and 216,472 is: 471,012.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,488 : 216,472 = 216,472 : x
  2. Step 2: Convert to fraction form
    99,488/216,472 = 216,472/x
  3. Step 3: Cross multiply
    99,488x = 216,472 × 216,472
  4. Step 4: Simplify right side
    99,488x = 46,860,126,784
  5. Step 5: Solve for x
    x = 46,860,126,784/99,488
  6. Step 6: Final answer
    x = 471,012.85

Related Problems

Find third proportional to 49,744 and 108,236
Half scale
Find third proportional to 198,976 and 432,944
Double scale
Find third proportional to 99,490 and 216,476
Similar ratio
Find third proportional to 149,232 and 324,708
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.