Home / 459.17-633.76-272.76

Finding the Fourth Proportional to 459.17, 633.76 and 272.76

Calculator

Solution

The fourth proportional to 459.17, 633.76 and 272.76 is: 376.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    459.17 : 633.76 = 272.76 : x
  2. Step 2: Convert to fraction form
    459.17/633.76 = 272.76/x
  3. Step 3: Cross multiply
    459.17x = 633.76 × 272.76
  4. Step 4: Simplify right side
    459.17x = 172,863.01
  5. Step 5: Solve for x
    x = 172,863.01/459.17
  6. Step 6: Final answer
    x = 376.47

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.