Home / 287,473.86-396,704.79-180,101.88

Finding the Fourth Proportional to 287,473.86, 396,704.79 and 180,101.88

Calculator

Solution

The fourth proportional to 287,473.86, 396,704.79 and 180,101.88 is: 248,534.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,473.86 : 396,704.79 = 180,101.88 : x
  2. Step 2: Convert to fraction form
    287,473.86/396,704.79 = 180,101.88/x
  3. Step 3: Cross multiply
    287,473.86x = 396,704.79 × 180,101.88
  4. Step 4: Simplify right side
    287,473.86x = 71,447,278,484.01
  5. Step 5: Solve for x
    x = 71,447,278,484.01/287,473.86
  6. Step 6: Final answer
    x = 248,534.87

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.