Home / 396,851.72-547,569.86-235,760.94

Finding the Fourth Proportional to 396,851.72, 547,569.86 and 235,760.94

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Solution

The fourth proportional to 396,851.72, 547,569.86 and 235,760.94 is: 325,299.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,851.72 : 547,569.86 = 235,760.94 : x
  2. Step 2: Convert to fraction form
    396,851.72/547,569.86 = 235,760.94/x
  3. Step 3: Cross multiply
    396,851.72x = 547,569.86 × 235,760.94
  4. Step 4: Simplify right side
    396,851.72x = 129,095,583,730.46
  5. Step 5: Solve for x
    x = 129,095,583,730.46/396,851.72
  6. Step 6: Final answer
    x = 325,299.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.