Home / 182,898-399,312

Finding the Third Proportional to 182,898 and 399,312

Calculator

Solution

The third proportional to 182,898 and 399,312 is: 871,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,898 : 399,312 = 399,312 : x
  2. Step 2: Convert to fraction form
    182,898/399,312 = 399,312/x
  3. Step 3: Cross multiply
    182,898x = 399,312 × 399,312
  4. Step 4: Simplify right side
    182,898x = 159,450,073,344
  5. Step 5: Solve for x
    x = 159,450,073,344/182,898
  6. Step 6: Final answer
    x = 871,797.80

Related Problems

Find third proportional to 91,449 and 199,656
Half scale
Find third proportional to 365,796 and 798,624
Double scale
Find third proportional to 182,900 and 399,316
Similar ratio
Find third proportional to 274,347 and 598,968
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.