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Finding the Fourth Proportional to 573,524.30, 860,243.25 and 231,989.42

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Solution

The fourth proportional to 573,524.30, 860,243.25 and 231,989.42 is: 347,966.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,524.30 : 860,243.25 = 231,989.42 : x
  2. Step 2: Convert to fraction form
    573,524.30/860,243.25 = 231,989.42/x
  3. Step 3: Cross multiply
    573,524.30x = 860,243.25 × 231,989.42
  4. Step 4: Simplify right side
    573,524.30x = 199,567,332,626.42
  5. Step 5: Solve for x
    x = 199,567,332,626.42/573,524.30
  6. Step 6: Final answer
    x = 347,966.66

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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.