Home / 1,405,504-2,108,314.32-408,232

Finding the Fourth Proportional to 1,405,504, 2,108,314.32 and 408,232

Calculator

Solution

The fourth proportional to 1,405,504, 2,108,314.32 and 408,232 is: 612,364.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,504 : 2,108,314.32 = 408,232 : x
  2. Step 2: Convert to fraction form
    1,405,504/2,108,314.32 = 408,232/x
  3. Step 3: Cross multiply
    1,405,504x = 2,108,314.32 × 408,232
  4. Step 4: Simplify right side
    1,405,504x = 860,681,371,482.24
  5. Step 5: Solve for x
    x = 860,681,371,482.24/1,405,504
  6. Step 6: Final answer
    x = 612,364.94

Related Problems

Find fourth proportional to 702,752, 1,054,157.16 and 204,116
Half scale
Find fourth proportional to 2,811,008, 4,216,628.64 and 816,464
Double scale
Find fourth proportional to 1,405,505, 2,108,315.82 and 408,233
Similar ratio
Find fourth proportional to 2,108,256, 3,162,471.48 and 612,348
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.