Home / 396,127.12-594,567.96-245,912.80

Finding the Fourth Proportional to 396,127.12, 594,567.96 and 245,912.80

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Solution

The fourth proportional to 396,127.12, 594,567.96 and 245,912.80 is: 369,103.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,127.12 : 594,567.96 = 245,912.80 : x
  2. Step 2: Convert to fraction form
    396,127.12/594,567.96 = 245,912.80/x
  3. Step 3: Cross multiply
    396,127.12x = 594,567.96 × 245,912.80
  4. Step 4: Simplify right side
    396,127.12x = 146,211,871,833.89
  5. Step 5: Solve for x
    x = 146,211,871,833.89/396,127.12
  6. Step 6: Final answer
    x = 369,103.41

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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.