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Finding the Fourth Proportional to 352,052.37, 527,940.36 and 124,299.42

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Solution

The fourth proportional to 352,052.37, 527,940.36 and 124,299.42 is: 186,400.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,052.37 : 527,940.36 = 124,299.42 : x
  2. Step 2: Convert to fraction form
    352,052.37/527,940.36 = 124,299.42/x
  3. Step 3: Cross multiply
    352,052.37x = 527,940.36 × 124,299.42
  4. Step 4: Simplify right side
    352,052.37x = 65,622,680,542.59
  5. Step 5: Solve for x
    x = 65,622,680,542.59/352,052.37
  6. Step 6: Final answer
    x = 186,400.34

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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.