Home / 628,447.36-942,818.64-207,723.19

Finding the Fourth Proportional to 628,447.36, 942,818.64 and 207,723.19

Calculator

Solution

The fourth proportional to 628,447.36, 942,818.64 and 207,723.19 is: 311,633.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,447.36 : 942,818.64 = 207,723.19 : x
  2. Step 2: Convert to fraction form
    628,447.36/942,818.64 = 207,723.19/x
  3. Step 3: Cross multiply
    628,447.36x = 942,818.64 × 207,723.19
  4. Step 4: Simplify right side
    628,447.36x = 195,845,295,492.26
  5. Step 5: Solve for x
    x = 195,845,295,492.26/628,447.36
  6. Step 6: Final answer
    x = 311,633.57

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.