Home / 719.50-1,077.43-444.76

Finding the Fourth Proportional to 719.50, 1,077.43 and 444.76

Calculator

Solution

The fourth proportional to 719.50, 1,077.43 and 444.76 is: 666.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    719.50 : 1,077.43 = 444.76 : x
  2. Step 2: Convert to fraction form
    719.50/1,077.43 = 444.76/x
  3. Step 3: Cross multiply
    719.50x = 1,077.43 × 444.76
  4. Step 4: Simplify right side
    719.50x = 479,193.54
  5. Step 5: Solve for x
    x = 479,193.54/719.50
  6. Step 6: Final answer
    x = 666.01

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.