Home / 396,534.72-594,895.68-130,296

Finding the Fourth Proportional to 396,534.72, 594,895.68 and 130,296

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Solution

The fourth proportional to 396,534.72, 594,895.68 and 130,296 is: 195,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,534.72 : 594,895.68 = 130,296 : x
  2. Step 2: Convert to fraction form
    396,534.72/594,895.68 = 130,296/x
  3. Step 3: Cross multiply
    396,534.72x = 594,895.68 × 130,296
  4. Step 4: Simplify right side
    396,534.72x = 77,512,527,521.28
  5. Step 5: Solve for x
    x = 77,512,527,521.28/396,534.72
  6. Step 6: Final answer
    x = 195,474.76

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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.