Home / 538,770-845,172

Finding the Third Proportional to 538,770 and 845,172

Calculator

Solution

The third proportional to 538,770 and 845,172 is: 1,325,826.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,770 : 845,172 = 845,172 : x
  2. Step 2: Convert to fraction form
    538,770/845,172 = 845,172/x
  3. Step 3: Cross multiply
    538,770x = 845,172 × 845,172
  4. Step 4: Simplify right side
    538,770x = 714,315,709,584
  5. Step 5: Solve for x
    x = 714,315,709,584/538,770
  6. Step 6: Final answer
    x = 1,325,826.81

Related Problems

Find third proportional to 269,385 and 422,586
Half scale
Find third proportional to 1,077,540 and 1,690,344
Double scale
Find third proportional to 538,772 and 845,175
Similar ratio
Find third proportional to 808,155 and 1,267,758
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.