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Finding the Fourth Proportional to 293,896.48, 405,621.45 and 179,241.67

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Solution

The fourth proportional to 293,896.48, 405,621.45 and 179,241.67 is: 247,380.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,896.48 : 405,621.45 = 179,241.67 : x
  2. Step 2: Convert to fraction form
    293,896.48/405,621.45 = 179,241.67/x
  3. Step 3: Cross multiply
    293,896.48x = 405,621.45 × 179,241.67
  4. Step 4: Simplify right side
    293,896.48x = 72,704,266,085.82
  5. Step 5: Solve for x
    x = 72,704,266,085.82/293,896.48
  6. Step 6: Final answer
    x = 247,380.53

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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.