Home / 283,354-391,028.52-156,029.32

Finding the Fourth Proportional to 283,354, 391,028.52 and 156,029.32

Calculator

Solution

The fourth proportional to 283,354, 391,028.52 and 156,029.32 is: 215,320.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,354 : 391,028.52 = 156,029.32 : x
  2. Step 2: Convert to fraction form
    283,354/391,028.52 = 156,029.32/x
  3. Step 3: Cross multiply
    283,354x = 391,028.52 × 156,029.32
  4. Step 4: Simplify right side
    283,354x = 61,011,914,076.21
  5. Step 5: Solve for x
    x = 61,011,914,076.21/283,354
  6. Step 6: Final answer
    x = 215,320.46

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.