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Finding the Fourth Proportional to 263,192.52, 362,876.52 and 219,647.76

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Solution

The fourth proportional to 263,192.52, 362,876.52 and 219,647.76 is: 302,839.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,192.52 : 362,876.52 = 219,647.76 : x
  2. Step 2: Convert to fraction form
    263,192.52/362,876.52 = 219,647.76/x
  3. Step 3: Cross multiply
    263,192.52x = 362,876.52 × 219,647.76
  4. Step 4: Simplify right side
    263,192.52x = 79,705,014,774.60
  5. Step 5: Solve for x
    x = 79,705,014,774.60/263,192.52
  6. Step 6: Final answer
    x = 302,839.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.