Home / 620,288-855,997.44-337,664

Finding the Fourth Proportional to 620,288, 855,997.44 and 337,664

Calculator

Solution

The fourth proportional to 620,288, 855,997.44 and 337,664 is: 465,976.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,288 : 855,997.44 = 337,664 : x
  2. Step 2: Convert to fraction form
    620,288/855,997.44 = 337,664/x
  3. Step 3: Cross multiply
    620,288x = 855,997.44 × 337,664
  4. Step 4: Simplify right side
    620,288x = 289,039,519,580.16
  5. Step 5: Solve for x
    x = 289,039,519,580.16/620,288
  6. Step 6: Final answer
    x = 465,976.32

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.