Home / 341,979.44-512,977.92-162,022.73

Finding the Fourth Proportional to 341,979.44, 512,977.92 and 162,022.73

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Solution

The fourth proportional to 341,979.44, 512,977.92 and 162,022.73 is: 243,038.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,979.44 : 512,977.92 = 162,022.73 : x
  2. Step 2: Convert to fraction form
    341,979.44/512,977.92 = 162,022.73/x
  3. Step 3: Cross multiply
    341,979.44x = 512,977.92 × 162,022.73
  4. Step 4: Simplify right side
    341,979.44x = 83,114,083,028.12
  5. Step 5: Solve for x
    x = 83,114,083,028.12/341,979.44
  6. Step 6: Final answer
    x = 243,038.25

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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.