Home / 458,124-685,070

Finding the Third Proportional to 458,124 and 685,070

Calculator

Solution

The third proportional to 458,124 and 685,070 is: 1,024,440.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,124 : 685,070 = 685,070 : x
  2. Step 2: Convert to fraction form
    458,124/685,070 = 685,070/x
  3. Step 3: Cross multiply
    458,124x = 685,070 × 685,070
  4. Step 4: Simplify right side
    458,124x = 469,320,904,900
  5. Step 5: Solve for x
    x = 469,320,904,900/458,124
  6. Step 6: Final answer
    x = 1,024,440.77

Related Problems

Find third proportional to 229,062 and 342,535
Half scale
Find third proportional to 916,248 and 1,370,140
Double scale
Find third proportional to 458,126 and 685,073
Similar ratio
Find third proportional to 687,186 and 1,027,605
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.