Home / 383,830.31-576,244.37-295,146.09

Finding the Fourth Proportional to 383,830.31, 576,244.37 and 295,146.09

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Solution

The fourth proportional to 383,830.31, 576,244.37 and 295,146.09 is: 443,102.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,830.31 : 576,244.37 = 295,146.09 : x
  2. Step 2: Convert to fraction form
    383,830.31/576,244.37 = 295,146.09/x
  3. Step 3: Cross multiply
    383,830.31x = 576,244.37 × 295,146.09
  4. Step 4: Simplify right side
    383,830.31x = 170,076,273,427.88
  5. Step 5: Solve for x
    x = 170,076,273,427.88/383,830.31
  6. Step 6: Final answer
    x = 443,102.77

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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.