Home / 411,969-637,555.50

Finding the Third Proportional to 411,969 and 637,555.50

Calculator

Solution

The third proportional to 411,969 and 637,555.50 is: 986,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,969 : 637,555.50 = 637,555.50 : x
  2. Step 2: Convert to fraction form
    411,969/637,555.50 = 637,555.50/x
  3. Step 3: Cross multiply
    411,969x = 637,555.50 × 637,555.50
  4. Step 4: Simplify right side
    411,969x = 406,477,015,580.25
  5. Step 5: Solve for x
    x = 406,477,015,580.25/411,969
  6. Step 6: Final answer
    x = 986,668.94

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.