Home / 396,477.28-594,710.70-96,960.34

Finding the Fourth Proportional to 396,477.28, 594,710.70 and 96,960.34

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Solution

The fourth proportional to 396,477.28, 594,710.70 and 96,960.34 is: 145,439.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,477.28 : 594,710.70 = 96,960.34 : x
  2. Step 2: Convert to fraction form
    396,477.28/594,710.70 = 96,960.34/x
  3. Step 3: Cross multiply
    396,477.28x = 594,710.70 × 96,960.34
  4. Step 4: Simplify right side
    396,477.28x = 57,663,351,673.64
  5. Step 5: Solve for x
    x = 57,663,351,673.64/396,477.28
  6. Step 6: Final answer
    x = 145,439.23

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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.