Home / 958,921.34-1,438,616.21-319,223.84

Finding the Fourth Proportional to 958,921.34, 1,438,616.21 and 319,223.84

Calculator

Solution

The fourth proportional to 958,921.34, 1,438,616.21 and 319,223.84 is: 478,913.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,921.34 : 1,438,616.21 = 319,223.84 : x
  2. Step 2: Convert to fraction form
    958,921.34/1,438,616.21 = 319,223.84/x
  3. Step 3: Cross multiply
    958,921.34x = 1,438,616.21 × 319,223.84
  4. Step 4: Simplify right side
    958,921.34x = 459,240,582,053.25
  5. Step 5: Solve for x
    x = 459,240,582,053.25/958,921.34
  6. Step 6: Final answer
    x = 478,913.72

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.