Home / 408,002-633,315

Finding the Third Proportional to 408,002 and 633,315

Calculator

Solution

The third proportional to 408,002 and 633,315 is: 983,053.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,002 : 633,315 = 633,315 : x
  2. Step 2: Convert to fraction form
    408,002/633,315 = 633,315/x
  3. Step 3: Cross multiply
    408,002x = 633,315 × 633,315
  4. Step 4: Simplify right side
    408,002x = 401,087,889,225
  5. Step 5: Solve for x
    x = 401,087,889,225/408,002
  6. Step 6: Final answer
    x = 983,053.73

Related Problems

Find third proportional to 204,001 and 316,657.50
Half scale
Find third proportional to 816,004 and 1,266,630
Double scale
Find third proportional to 408,004 and 633,318
Similar ratio
Find third proportional to 612,003 and 949,972.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.