Home / 522,039.60-729,280.80-522,039.60

Finding the Fourth Proportional to 522,039.60, 729,280.80 and 522,039.60

Calculator

Solution

The fourth proportional to 522,039.60, 729,280.80 and 522,039.60 is: 729,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,039.60 : 729,280.80 = 522,039.60 : x
  2. Step 2: Convert to fraction form
    522,039.60/729,280.80 = 522,039.60/x
  3. Step 3: Cross multiply
    522,039.60x = 729,280.80 × 522,039.60
  4. Step 4: Simplify right side
    522,039.60x = 380,713,457,119.68
  5. Step 5: Solve for x
    x = 380,713,457,119.68/522,039.60
  6. Step 6: Final answer
    x = 729,280.80

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.