Home / 678,088-996,108

Finding the Third Proportional to 678,088 and 996,108

Calculator

Solution

The third proportional to 678,088 and 996,108 is: 1,463,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,088 : 996,108 = 996,108 : x
  2. Step 2: Convert to fraction form
    678,088/996,108 = 996,108/x
  3. Step 3: Cross multiply
    678,088x = 996,108 × 996,108
  4. Step 4: Simplify right side
    678,088x = 992,231,147,664
  5. Step 5: Solve for x
    x = 992,231,147,664/678,088
  6. Step 6: Final answer
    x = 1,463,277.85

Related Problems

Find third proportional to 339,044 and 498,054
Half scale
Find third proportional to 1,356,176 and 1,992,216
Double scale
Find third proportional to 678,090 and 996,111
Similar ratio
Find third proportional to 1,017,132 and 1,494,162
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.