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Finding the Fourth Proportional to 574,100.88, 860,592.60 and 274,503.84

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Solution

The fourth proportional to 574,100.88, 860,592.60 and 274,503.84 is: 411,488.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,100.88 : 860,592.60 = 274,503.84 : x
  2. Step 2: Convert to fraction form
    574,100.88/860,592.60 = 274,503.84/x
  3. Step 3: Cross multiply
    574,100.88x = 860,592.60 × 274,503.84
  4. Step 4: Simplify right side
    574,100.88x = 236,235,973,375.58
  5. Step 5: Solve for x
    x = 236,235,973,375.58/574,100.88
  6. Step 6: Final answer
    x = 411,488.61

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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.