Home / 98,750-216,806

Finding the Third Proportional to 98,750 and 216,806

Calculator

Solution

The third proportional to 98,750 and 216,806 is: 475,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,750 : 216,806 = 216,806 : x
  2. Step 2: Convert to fraction form
    98,750/216,806 = 216,806/x
  3. Step 3: Cross multiply
    98,750x = 216,806 × 216,806
  4. Step 4: Simplify right side
    98,750x = 47,004,841,636
  5. Step 5: Solve for x
    x = 47,004,841,636/98,750
  6. Step 6: Final answer
    x = 475,998.40

Related Problems

Find third proportional to 49,375 and 108,403
Half scale
Find third proportional to 197,500 and 433,612
Double scale
Find third proportional to 98,752 and 216,810
Similar ratio
Find third proportional to 148,125 and 325,209
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.