Home / 398,265.37-549,604.58-216,976.75

Finding the Fourth Proportional to 398,265.37, 549,604.58 and 216,976.75

Calculator

Solution

The fourth proportional to 398,265.37, 549,604.58 and 216,976.75 is: 299,427.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,265.37 : 549,604.58 = 216,976.75 : x
  2. Step 2: Convert to fraction form
    398,265.37/549,604.58 = 216,976.75/x
  3. Step 3: Cross multiply
    398,265.37x = 549,604.58 × 216,976.75
  4. Step 4: Simplify right side
    398,265.37x = 119,251,413,094.62
  5. Step 5: Solve for x
    x = 119,251,413,094.62/398,265.37
  6. Step 6: Final answer
    x = 299,427.02

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.