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Finding the Fourth Proportional to 396,299.52, 592,959.42 and 235,784.52

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Solution

The fourth proportional to 396,299.52, 592,959.42 and 235,784.52 is: 352,790.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,299.52 : 592,959.42 = 235,784.52 : x
  2. Step 2: Convert to fraction form
    396,299.52/592,959.42 = 235,784.52/x
  3. Step 3: Cross multiply
    396,299.52x = 592,959.42 × 235,784.52
  4. Step 4: Simplify right side
    396,299.52x = 139,810,652,224.18
  5. Step 5: Solve for x
    x = 139,810,652,224.18/396,299.52
  6. Step 6: Final answer
    x = 352,790.36

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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.