Home / 678,651-1,049,860.50

Finding the Third Proportional to 678,651 and 1,049,860.50

Calculator

Solution

The third proportional to 678,651 and 1,049,860.50 is: 1,624,114.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,651 : 1,049,860.50 = 1,049,860.50 : x
  2. Step 2: Convert to fraction form
    678,651/1,049,860.50 = 1,049,860.50/x
  3. Step 3: Cross multiply
    678,651x = 1,049,860.50 × 1,049,860.50
  4. Step 4: Simplify right side
    678,651x = 1,102,207,069,460.25
  5. Step 5: Solve for x
    x = 1,102,207,069,460.25/678,651
  6. Step 6: Final answer
    x = 1,624,114.71

Related Problems

Find third proportional to 339,325.50 and 524,930.25
Half scale
Find third proportional to 1,357,302 and 2,099,721
Double scale
Find third proportional to 678,653 and 1,049,864
Similar ratio
Find third proportional to 1,017,976.50 and 1,574,790.75
1.5x scale

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.