Home / 438,099-662,994

Finding the Third Proportional to 438,099 and 662,994

Calculator

Solution

The third proportional to 438,099 and 662,994 is: 1,003,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,099 : 662,994 = 662,994 : x
  2. Step 2: Convert to fraction form
    438,099/662,994 = 662,994/x
  3. Step 3: Cross multiply
    438,099x = 662,994 × 662,994
  4. Step 4: Simplify right side
    438,099x = 439,561,044,036
  5. Step 5: Solve for x
    x = 439,561,044,036/438,099
  6. Step 6: Final answer
    x = 1,003,337.25

Related Problems

Find third proportional to 219,049.50 and 331,497
Half scale
Find third proportional to 876,198 and 1,325,988
Double scale
Find third proportional to 438,101 and 662,997
Similar ratio
Find third proportional to 657,148.50 and 994,491
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.