Home / 318,795.48-477,579.24-178,652.52

Finding the Fourth Proportional to 318,795.48, 477,579.24 and 178,652.52

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Solution

The fourth proportional to 318,795.48, 477,579.24 and 178,652.52 is: 267,634.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,795.48 : 477,579.24 = 178,652.52 : x
  2. Step 2: Convert to fraction form
    318,795.48/477,579.24 = 178,652.52/x
  3. Step 3: Cross multiply
    318,795.48x = 477,579.24 × 178,652.52
  4. Step 4: Simplify right side
    318,795.48x = 85,320,734,725.68
  5. Step 5: Solve for x
    x = 85,320,734,725.68/318,795.48
  6. Step 6: Final answer
    x = 267,634.71

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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.