Home / 718,500-999,017

Finding the Third Proportional to 718,500 and 999,017

Calculator

Solution

The third proportional to 718,500 and 999,017 is: 1,389,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,500 : 999,017 = 999,017 : x
  2. Step 2: Convert to fraction form
    718,500/999,017 = 999,017/x
  3. Step 3: Cross multiply
    718,500x = 999,017 × 999,017
  4. Step 4: Simplify right side
    718,500x = 998,034,966,289
  5. Step 5: Solve for x
    x = 998,034,966,289/718,500
  6. Step 6: Final answer
    x = 1,389,053.54

Related Problems

Find third proportional to 359,250 and 499,508.50
Half scale
Find third proportional to 1,437,000 and 1,998,034
Double scale
Find third proportional to 718,502 and 999,020
Similar ratio
Find third proportional to 1,077,750 and 1,498,525.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.