Home / 398,288.16-597,548.88-117,812.88

Finding the Fourth Proportional to 398,288.16, 597,548.88 and 117,812.88

Calculator

Solution

The fourth proportional to 398,288.16, 597,548.88 and 117,812.88 is: 176,753.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,288.16 : 597,548.88 = 117,812.88 : x
  2. Step 2: Convert to fraction form
    398,288.16/597,548.88 = 117,812.88/x
  3. Step 3: Cross multiply
    398,288.16x = 597,548.88 × 117,812.88
  4. Step 4: Simplify right side
    398,288.16x = 70,398,954,493.57
  5. Step 5: Solve for x
    x = 70,398,954,493.57/398,288.16
  6. Step 6: Final answer
    x = 176,753.82

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.