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Finding the Fourth Proportional to 271,373.76, 407,073.42 and 223,900.88

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Solution

The fourth proportional to 271,373.76, 407,073.42 and 223,900.88 is: 335,861.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,373.76 : 407,073.42 = 223,900.88 : x
  2. Step 2: Convert to fraction form
    271,373.76/407,073.42 = 223,900.88/x
  3. Step 3: Cross multiply
    271,373.76x = 407,073.42 × 223,900.88
  4. Step 4: Simplify right side
    271,373.76x = 91,144,094,927.24
  5. Step 5: Solve for x
    x = 91,144,094,927.24/271,373.76
  6. Step 6: Final answer
    x = 335,861.86

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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.