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Finding the Fourth Proportional to 389,093.94, 537,199.48 and 244,098.48

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Solution

The fourth proportional to 389,093.94, 537,199.48 and 244,098.48 is: 337,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,093.94 : 537,199.48 = 244,098.48 : x
  2. Step 2: Convert to fraction form
    389,093.94/537,199.48 = 244,098.48/x
  3. Step 3: Cross multiply
    389,093.94x = 537,199.48 × 244,098.48
  4. Step 4: Simplify right side
    389,093.94x = 131,129,576,524.79
  5. Step 5: Solve for x
    x = 131,129,576,524.79/389,093.94
  6. Step 6: Final answer
    x = 337,012.64

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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.