Home / 385,483.26-577,892.31-185,528.55

Finding the Fourth Proportional to 385,483.26, 577,892.31 and 185,528.55

Calculator

Solution

The fourth proportional to 385,483.26, 577,892.31 and 185,528.55 is: 278,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,483.26 : 577,892.31 = 185,528.55 : x
  2. Step 2: Convert to fraction form
    385,483.26/577,892.31 = 185,528.55/x
  3. Step 3: Cross multiply
    385,483.26x = 577,892.31 × 185,528.55
  4. Step 4: Simplify right side
    385,483.26x = 107,215,522,330.45
  5. Step 5: Solve for x
    x = 107,215,522,330.45/385,483.26
  6. Step 6: Final answer
    x = 278,132.76

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.