Home / 311,450.55-466,884.23-243,945.15

Finding the Fourth Proportional to 311,450.55, 466,884.23 and 243,945.15

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Solution

The fourth proportional to 311,450.55, 466,884.23 and 243,945.15 is: 365,689.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,450.55 : 466,884.23 = 243,945.15 : x
  2. Step 2: Convert to fraction form
    311,450.55/466,884.23 = 243,945.15/x
  3. Step 3: Cross multiply
    311,450.55x = 466,884.23 × 243,945.15
  4. Step 4: Simplify right side
    311,450.55x = 113,894,142,300.26
  5. Step 5: Solve for x
    x = 113,894,142,300.26/311,450.55
  6. Step 6: Final answer
    x = 365,689.33

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1.5x scale

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.