Home / 219,388-337,065

Finding the Third Proportional to 219,388 and 337,065

Calculator

Solution

The third proportional to 219,388 and 337,065 is: 517,862.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,388 : 337,065 = 337,065 : x
  2. Step 2: Convert to fraction form
    219,388/337,065 = 337,065/x
  3. Step 3: Cross multiply
    219,388x = 337,065 × 337,065
  4. Step 4: Simplify right side
    219,388x = 113,612,814,225
  5. Step 5: Solve for x
    x = 113,612,814,225/219,388
  6. Step 6: Final answer
    x = 517,862.48

Related Problems

Find third proportional to 109,694 and 168,532.50
Half scale
Find third proportional to 438,776 and 674,130
Double scale
Find third proportional to 219,390 and 337,068
Similar ratio
Find third proportional to 329,082 and 505,597.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.