Home / 265,616.40-398,424.60-141,200.40

Finding the Fourth Proportional to 265,616.40, 398,424.60 and 141,200.40

Calculator

Solution

The fourth proportional to 265,616.40, 398,424.60 and 141,200.40 is: 211,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,616.40 : 398,424.60 = 141,200.40 : x
  2. Step 2: Convert to fraction form
    265,616.40/398,424.60 = 141,200.40/x
  3. Step 3: Cross multiply
    265,616.40x = 398,424.60 × 141,200.40
  4. Step 4: Simplify right side
    265,616.40x = 56,257,712,889.84
  5. Step 5: Solve for x
    x = 56,257,712,889.84/265,616.40
  6. Step 6: Final answer
    x = 211,800.60

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.