Home / 161,580-330,996

Finding the Third Proportional to 161,580 and 330,996

Calculator

Solution

The third proportional to 161,580 and 330,996 is: 678,044.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,580 : 330,996 = 330,996 : x
  2. Step 2: Convert to fraction form
    161,580/330,996 = 330,996/x
  3. Step 3: Cross multiply
    161,580x = 330,996 × 330,996
  4. Step 4: Simplify right side
    161,580x = 109,558,352,016
  5. Step 5: Solve for x
    x = 109,558,352,016/161,580
  6. Step 6: Final answer
    x = 678,044.02

Related Problems

Find third proportional to 80,790 and 165,498
Half scale
Find third proportional to 323,160 and 661,992
Double scale
Find third proportional to 161,582 and 331,000
Similar ratio
Find third proportional to 242,370 and 496,494
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.