Home / 161,460-250,866

Finding the Third Proportional to 161,460 and 250,866

Calculator

Solution

The third proportional to 161,460 and 250,866 is: 389,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,460 : 250,866 = 250,866 : x
  2. Step 2: Convert to fraction form
    161,460/250,866 = 250,866/x
  3. Step 3: Cross multiply
    161,460x = 250,866 × 250,866
  4. Step 4: Simplify right side
    161,460x = 62,933,749,956
  5. Step 5: Solve for x
    x = 62,933,749,956/161,460
  6. Step 6: Final answer
    x = 389,779.20

Related Problems

Find third proportional to 80,730 and 125,433
Half scale
Find third proportional to 322,920 and 501,732
Double scale
Find third proportional to 161,462 and 250,869
Similar ratio
Find third proportional to 242,190 and 376,299
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.