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Finding the Fourth Proportional to 253,984.98, 380,928.20 and 241,340.46

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Solution

The fourth proportional to 253,984.98, 380,928.20 and 241,340.46 is: 361,963.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,984.98 : 380,928.20 = 241,340.46 : x
  2. Step 2: Convert to fraction form
    253,984.98/380,928.20 = 241,340.46/x
  3. Step 3: Cross multiply
    253,984.98x = 380,928.20 × 241,340.46
  4. Step 4: Simplify right side
    253,984.98x = 91,933,387,014.97
  5. Step 5: Solve for x
    x = 91,933,387,014.97/253,984.98
  6. Step 6: Final answer
    x = 361,963.87

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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.