Home / 384,596.55-576,895.23-100,286.85

Finding the Fourth Proportional to 384,596.55, 576,895.23 and 100,286.85

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Solution

The fourth proportional to 384,596.55, 576,895.23 and 100,286.85 is: 150,430.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,596.55 : 576,895.23 = 100,286.85 : x
  2. Step 2: Convert to fraction form
    384,596.55/576,895.23 = 100,286.85/x
  3. Step 3: Cross multiply
    384,596.55x = 576,895.23 × 100,286.85
  4. Step 4: Simplify right side
    384,596.55x = 57,855,005,396.73
  5. Step 5: Solve for x
    x = 57,855,005,396.73/384,596.55
  6. Step 6: Final answer
    x = 150,430.38

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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.