Home / 455,612-724,107

Finding the Third Proportional to 455,612 and 724,107

Calculator

Solution

The third proportional to 455,612 and 724,107 is: 1,150,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,612 : 724,107 = 724,107 : x
  2. Step 2: Convert to fraction form
    455,612/724,107 = 724,107/x
  3. Step 3: Cross multiply
    455,612x = 724,107 × 724,107
  4. Step 4: Simplify right side
    455,612x = 524,330,947,449
  5. Step 5: Solve for x
    x = 524,330,947,449/455,612
  6. Step 6: Final answer
    x = 1,150,827.78

Related Problems

Find third proportional to 227,806 and 362,053.50
Half scale
Find third proportional to 911,224 and 1,448,214
Double scale
Find third proportional to 455,614 and 724,110
Similar ratio
Find third proportional to 683,418 and 1,086,160.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.