Home / 351,455.60-527,183.40-161,915.60

Finding the Fourth Proportional to 351,455.60, 527,183.40 and 161,915.60

Calculator

Solution

The fourth proportional to 351,455.60, 527,183.40 and 161,915.60 is: 242,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,455.60 : 527,183.40 = 161,915.60 : x
  2. Step 2: Convert to fraction form
    351,455.60/527,183.40 = 161,915.60/x
  3. Step 3: Cross multiply
    351,455.60x = 527,183.40 × 161,915.60
  4. Step 4: Simplify right side
    351,455.60x = 85,359,216,521.04
  5. Step 5: Solve for x
    x = 85,359,216,521.04/351,455.60
  6. Step 6: Final answer
    x = 242,873.40

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.