Home / 458,325.82-687,478.17-269,980.99

Finding the Fourth Proportional to 458,325.82, 687,478.17 and 269,980.99

Calculator

Solution

The fourth proportional to 458,325.82, 687,478.17 and 269,980.99 is: 404,965.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,325.82 : 687,478.17 = 269,980.99 : x
  2. Step 2: Convert to fraction form
    458,325.82/687,478.17 = 269,980.99/x
  3. Step 3: Cross multiply
    458,325.82x = 687,478.17 × 269,980.99
  4. Step 4: Simplify right side
    458,325.82x = 185,606,036,939.99
  5. Step 5: Solve for x
    x = 185,606,036,939.99/458,325.82
  6. Step 6: Final answer
    x = 404,965.26

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.