Home / 1,068.42-1,602.14-451.79

Finding the Fourth Proportional to 1,068.42, 1,602.14 and 451.79

Calculator

Solution

The fourth proportional to 1,068.42, 1,602.14 and 451.79 is: 677.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068.42 : 1,602.14 = 451.79 : x
  2. Step 2: Convert to fraction form
    1,068.42/1,602.14 = 451.79/x
  3. Step 3: Cross multiply
    1,068.42x = 1,602.14 × 451.79
  4. Step 4: Simplify right side
    1,068.42x = 723,820.56
  5. Step 5: Solve for x
    x = 723,820.56/1,068.42
  6. Step 6: Final answer
    x = 677.47

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.