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Finding the Fourth Proportional to 271,890.60, 407,835.90 and 244,334.40

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Solution

The fourth proportional to 271,890.60, 407,835.90 and 244,334.40 is: 366,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,890.60 : 407,835.90 = 244,334.40 : x
  2. Step 2: Convert to fraction form
    271,890.60/407,835.90 = 244,334.40/x
  3. Step 3: Cross multiply
    271,890.60x = 407,835.90 × 244,334.40
  4. Step 4: Simplify right side
    271,890.60x = 99,648,339,924.96
  5. Step 5: Solve for x
    x = 99,648,339,924.96/271,890.60
  6. Step 6: Final answer
    x = 366,501.60

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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.