Home / 448,980.26-619,436.40-287,924.10

Finding the Fourth Proportional to 448,980.26, 619,436.40 and 287,924.10

Calculator

Solution

The fourth proportional to 448,980.26, 619,436.40 and 287,924.10 is: 397,234.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,980.26 : 619,436.40 = 287,924.10 : x
  2. Step 2: Convert to fraction form
    448,980.26/619,436.40 = 287,924.10/x
  3. Step 3: Cross multiply
    448,980.26x = 619,436.40 × 287,924.10
  4. Step 4: Simplify right side
    448,980.26x = 178,350,667,977.24
  5. Step 5: Solve for x
    x = 178,350,667,977.24/448,980.26
  6. Step 6: Final answer
    x = 397,234.99

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.