Home / 730,395-1,095,247.64-426,876.19

Finding the Fourth Proportional to 730,395, 1,095,247.64 and 426,876.19

Calculator

Solution

The fourth proportional to 730,395, 1,095,247.64 and 426,876.19 is: 640,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,395 : 1,095,247.64 = 426,876.19 : x
  2. Step 2: Convert to fraction form
    730,395/1,095,247.64 = 426,876.19/x
  3. Step 3: Cross multiply
    730,395x = 1,095,247.64 × 426,876.19
  4. Step 4: Simplify right side
    730,395x = 467,535,137,998.76
  5. Step 5: Solve for x
    x = 467,535,137,998.76/730,395
  6. Step 6: Final answer
    x = 640,112.73

Related Problems

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.