Home / 451,838.40-677,538.72-136,236.48

Finding the Fourth Proportional to 451,838.40, 677,538.72 and 136,236.48

Calculator

Solution

The fourth proportional to 451,838.40, 677,538.72 and 136,236.48 is: 204,288.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,838.40 : 677,538.72 = 136,236.48 : x
  2. Step 2: Convert to fraction form
    451,838.40/677,538.72 = 136,236.48/x
  3. Step 3: Cross multiply
    451,838.40x = 677,538.72 × 136,236.48
  4. Step 4: Simplify right side
    451,838.40x = 92,305,490,276.51
  5. Step 5: Solve for x
    x = 92,305,490,276.51/451,838.40
  6. Step 6: Final answer
    x = 204,288.72

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.