Home / 612,992.55-919,479.57-275,795.07

Finding the Fourth Proportional to 612,992.55, 919,479.57 and 275,795.07

Calculator

Solution

The fourth proportional to 612,992.55, 919,479.57 and 275,795.07 is: 413,688.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,992.55 : 919,479.57 = 275,795.07 : x
  2. Step 2: Convert to fraction form
    612,992.55/919,479.57 = 275,795.07/x
  3. Step 3: Cross multiply
    612,992.55x = 919,479.57 × 275,795.07
  4. Step 4: Simplify right side
    612,992.55x = 253,587,932,371.72
  5. Step 5: Solve for x
    x = 253,587,932,371.72/612,992.55
  6. Step 6: Final answer
    x = 413,688.44

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.