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Finding the Fourth Proportional to 383,872.41, 574,627.64 and 250,465.41

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Solution

The fourth proportional to 383,872.41, 574,627.64 and 250,465.41 is: 374,927.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,872.41 : 574,627.64 = 250,465.41 : x
  2. Step 2: Convert to fraction form
    383,872.41/574,627.64 = 250,465.41/x
  3. Step 3: Cross multiply
    383,872.41x = 574,627.64 × 250,465.41
  4. Step 4: Simplify right side
    383,872.41x = 143,924,346,197.61
  5. Step 5: Solve for x
    x = 143,924,346,197.61/383,872.41
  6. Step 6: Final answer
    x = 374,927.56

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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.