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Finding the Fourth Proportional to 573,819.04, 860,832.78 and 236,675.80

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Solution

The fourth proportional to 573,819.04, 860,832.78 and 236,675.80 is: 355,056.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,819.04 : 860,832.78 = 236,675.80 : x
  2. Step 2: Convert to fraction form
    573,819.04/860,832.78 = 236,675.80/x
  3. Step 3: Cross multiply
    573,819.04x = 860,832.78 × 236,675.80
  4. Step 4: Simplify right side
    573,819.04x = 203,738,286,872.72
  5. Step 5: Solve for x
    x = 203,738,286,872.72/573,819.04
  6. Step 6: Final answer
    x = 355,056.69

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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.