Home / 805,299.95-1,207,922.25-206,266.30

Finding the Fourth Proportional to 805,299.95, 1,207,922.25 and 206,266.30

Calculator

Solution

The fourth proportional to 805,299.95, 1,207,922.25 and 206,266.30 is: 309,392.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,299.95 : 1,207,922.25 = 206,266.30 : x
  2. Step 2: Convert to fraction form
    805,299.95/1,207,922.25 = 206,266.30/x
  3. Step 3: Cross multiply
    805,299.95x = 1,207,922.25 × 206,266.30
  4. Step 4: Simplify right side
    805,299.95x = 249,153,649,208.50
  5. Step 5: Solve for x
    x = 249,153,649,208.50/805,299.95
  6. Step 6: Final answer
    x = 309,392.36

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.