Home / 152,615-319,170

Finding the Third Proportional to 152,615 and 319,170

Calculator

Solution

The third proportional to 152,615 and 319,170 is: 667,493.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,615 : 319,170 = 319,170 : x
  2. Step 2: Convert to fraction form
    152,615/319,170 = 319,170/x
  3. Step 3: Cross multiply
    152,615x = 319,170 × 319,170
  4. Step 4: Simplify right side
    152,615x = 101,869,488,900
  5. Step 5: Solve for x
    x = 101,869,488,900/152,615
  6. Step 6: Final answer
    x = 667,493.29

Related Problems

Find third proportional to 76,307.50 and 159,585
Half scale
Find third proportional to 305,230 and 638,340
Double scale
Find third proportional to 152,617 and 319,174
Similar ratio
Find third proportional to 228,922.50 and 478,755
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.