Home / 98,892-217,440

Finding the Third Proportional to 98,892 and 217,440

Calculator

Solution

The third proportional to 98,892 and 217,440 is: 478,098.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,892 : 217,440 = 217,440 : x
  2. Step 2: Convert to fraction form
    98,892/217,440 = 217,440/x
  3. Step 3: Cross multiply
    98,892x = 217,440 × 217,440
  4. Step 4: Simplify right side
    98,892x = 47,280,153,600
  5. Step 5: Solve for x
    x = 47,280,153,600/98,892
  6. Step 6: Final answer
    x = 478,098.87

Related Problems

Find third proportional to 49,446 and 108,720
Half scale
Find third proportional to 197,784 and 434,880
Double scale
Find third proportional to 98,894 and 217,444
Similar ratio
Find third proportional to 148,338 and 326,160
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.