Home / 1,022,648.28-1,533,972.42-312,676.32

Finding the Fourth Proportional to 1,022,648.28, 1,533,972.42 and 312,676.32

Calculator

Solution

The fourth proportional to 1,022,648.28, 1,533,972.42 and 312,676.32 is: 469,014.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,648.28 : 1,533,972.42 = 312,676.32 : x
  2. Step 2: Convert to fraction form
    1,022,648.28/1,533,972.42 = 312,676.32/x
  3. Step 3: Cross multiply
    1,022,648.28x = 1,533,972.42 × 312,676.32
  4. Step 4: Simplify right side
    1,022,648.28x = 479,636,851,267.09
  5. Step 5: Solve for x
    x = 479,636,851,267.09/1,022,648.28
  6. Step 6: Final answer
    x = 469,014.48

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.