Home / 521,860.18-782,543.54-202,161.79

Finding the Fourth Proportional to 521,860.18, 782,543.54 and 202,161.79

Calculator

Solution

The fourth proportional to 521,860.18, 782,543.54 and 202,161.79 is: 303,147.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,860.18 : 782,543.54 = 202,161.79 : x
  2. Step 2: Convert to fraction form
    521,860.18/782,543.54 = 202,161.79/x
  3. Step 3: Cross multiply
    521,860.18x = 782,543.54 × 202,161.79
  4. Step 4: Simplify right side
    521,860.18x = 158,200,402,799.34
  5. Step 5: Solve for x
    x = 158,200,402,799.34/521,860.18
  6. Step 6: Final answer
    x = 303,147.11

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.