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Finding the Fourth Proportional to 264,037.70, 396,445.35 and 204,940.10

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Solution

The fourth proportional to 264,037.70, 396,445.35 and 204,940.10 is: 307,711.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,037.70 : 396,445.35 = 204,940.10 : x
  2. Step 2: Convert to fraction form
    264,037.70/396,445.35 = 204,940.10/x
  3. Step 3: Cross multiply
    264,037.70x = 396,445.35 × 204,940.10
  4. Step 4: Simplify right side
    264,037.70x = 81,247,549,673.54
  5. Step 5: Solve for x
    x = 81,247,549,673.54/264,037.70
  6. Step 6: Final answer
    x = 307,711.93

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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.