Home / 333,731.20-499,819.20-227,977.60

Finding the Fourth Proportional to 333,731.20, 499,819.20 and 227,977.60

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Solution

The fourth proportional to 333,731.20, 499,819.20 and 227,977.60 is: 341,435.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,731.20 : 499,819.20 = 227,977.60 : x
  2. Step 2: Convert to fraction form
    333,731.20/499,819.20 = 227,977.60/x
  3. Step 3: Cross multiply
    333,731.20x = 499,819.20 × 227,977.60
  4. Step 4: Simplify right side
    333,731.20x = 113,947,581,649.92
  5. Step 5: Solve for x
    x = 113,947,581,649.92/333,731.20
  6. Step 6: Final answer
    x = 341,435.21

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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.