Home / 469,072-703,608-206,416

Finding the Fourth Proportional to 469,072, 703,608 and 206,416

Calculator

Solution

The fourth proportional to 469,072, 703,608 and 206,416 is: 309,624

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,072 : 703,608 = 206,416 : x
  2. Step 2: Convert to fraction form
    469,072/703,608 = 206,416/x
  3. Step 3: Cross multiply
    469,072x = 703,608 × 206,416
  4. Step 4: Simplify right side
    469,072x = 145,235,948,928
  5. Step 5: Solve for x
    x = 145,235,948,928/469,072
  6. Step 6: Final answer
    x = 309,624

Related Problems

Find fourth proportional to 234,536, 351,804 and 103,208
Half scale
Find fourth proportional to 938,144, 1,407,216 and 412,832
Double scale
Find fourth proportional to 469,073, 703,609.50 and 206,417
Similar ratio
Find fourth proportional to 703,608, 1,055,412 and 309,624
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.