Home / 352,410.40-528,664.20-127,716.40

Finding the Fourth Proportional to 352,410.40, 528,664.20 and 127,716.40

Calculator

Solution

The fourth proportional to 352,410.40, 528,664.20 and 127,716.40 is: 191,592.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,410.40 : 528,664.20 = 127,716.40 : x
  2. Step 2: Convert to fraction form
    352,410.40/528,664.20 = 127,716.40/x
  3. Step 3: Cross multiply
    352,410.40x = 528,664.20 × 127,716.40
  4. Step 4: Simplify right side
    352,410.40x = 67,519,088,432.88
  5. Step 5: Solve for x
    x = 67,519,088,432.88/352,410.40
  6. Step 6: Final answer
    x = 191,592.21

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.