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Finding the Fourth Proportional to 384,171.25, 575,958.43 and 248,949.67

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Solution

The fourth proportional to 384,171.25, 575,958.43 and 248,949.67 is: 373,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,171.25 : 575,958.43 = 248,949.67 : x
  2. Step 2: Convert to fraction form
    384,171.25/575,958.43 = 248,949.67/x
  3. Step 3: Cross multiply
    384,171.25x = 575,958.43 × 248,949.67
  4. Step 4: Simplify right side
    384,171.25x = 143,384,661,082.22
  5. Step 5: Solve for x
    x = 143,384,661,082.22/384,171.25
  6. Step 6: Final answer
    x = 373,231.11

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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.