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Finding the Fourth Proportional to 271,374.76, 407,074.92 and 223,901.88

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Solution

The fourth proportional to 271,374.76, 407,074.92 and 223,901.88 is: 335,863.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,374.76 : 407,074.92 = 223,901.88 : x
  2. Step 2: Convert to fraction form
    271,374.76/407,074.92 = 223,901.88/x
  3. Step 3: Cross multiply
    271,374.76x = 407,074.92 × 223,901.88
  4. Step 4: Simplify right side
    271,374.76x = 91,144,839,888.85
  5. Step 5: Solve for x
    x = 91,144,839,888.85/271,374.76
  6. Step 6: Final answer
    x = 335,863.36

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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.