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Finding the Fourth Proportional to 384,171.75, 575,959.18 and 248,950.17

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Solution

The fourth proportional to 384,171.75, 575,959.18 and 248,950.17 is: 373,231.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,171.75 : 575,959.18 = 248,950.17 : x
  2. Step 2: Convert to fraction form
    384,171.75/575,959.18 = 248,950.17/x
  3. Step 3: Cross multiply
    384,171.75x = 575,959.18 × 248,950.17
  4. Step 4: Simplify right side
    384,171.75x = 143,385,135,774.06
  5. Step 5: Solve for x
    x = 143,385,135,774.06/384,171.75
  6. Step 6: Final answer
    x = 373,231.86

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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.