Home / 666,976-998,630

Finding the Third Proportional to 666,976 and 998,630

Calculator

Solution

The third proportional to 666,976 and 998,630 is: 1,495,199.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,976 : 998,630 = 998,630 : x
  2. Step 2: Convert to fraction form
    666,976/998,630 = 998,630/x
  3. Step 3: Cross multiply
    666,976x = 998,630 × 998,630
  4. Step 4: Simplify right side
    666,976x = 997,261,876,900
  5. Step 5: Solve for x
    x = 997,261,876,900/666,976
  6. Step 6: Final answer
    x = 1,495,199.04

Related Problems

Find third proportional to 333,488 and 499,315
Half scale
Find third proportional to 1,333,952 and 1,997,260
Double scale
Find third proportional to 666,978 and 998,633
Similar ratio
Find third proportional to 1,000,464 and 1,497,945
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.