Home / 303,713.01-455,644.71-90,479.97

Finding the Fourth Proportional to 303,713.01, 455,644.71 and 90,479.97

Calculator

Solution

The fourth proportional to 303,713.01, 455,644.71 and 90,479.97 is: 135,742.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,713.01 : 455,644.71 = 90,479.97 : x
  2. Step 2: Convert to fraction form
    303,713.01/455,644.71 = 90,479.97/x
  3. Step 3: Cross multiply
    303,713.01x = 455,644.71 × 90,479.97
  4. Step 4: Simplify right side
    303,713.01x = 41,226,719,691.46
  5. Step 5: Solve for x
    x = 41,226,719,691.46/303,713.01
  6. Step 6: Final answer
    x = 135,742.36

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.