Home / 182,497-390,215

Finding the Third Proportional to 182,497 and 390,215

Calculator

Solution

The third proportional to 182,497 and 390,215 is: 834,357.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,497 : 390,215 = 390,215 : x
  2. Step 2: Convert to fraction form
    182,497/390,215 = 390,215/x
  3. Step 3: Cross multiply
    182,497x = 390,215 × 390,215
  4. Step 4: Simplify right side
    182,497x = 152,267,746,225
  5. Step 5: Solve for x
    x = 152,267,746,225/182,497
  6. Step 6: Final answer
    x = 834,357.53

Related Problems

Find third proportional to 91,248.50 and 195,107.50
Half scale
Find third proportional to 364,994 and 780,430
Double scale
Find third proportional to 182,499 and 390,219
Similar ratio
Find third proportional to 273,745.50 and 585,322.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.