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Finding the Fourth Proportional to 573,433.37, 860,243.09 and 189,067.43

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Solution

The fourth proportional to 573,433.37, 860,243.09 and 189,067.43 is: 283,631.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,433.37 : 860,243.09 = 189,067.43 : x
  2. Step 2: Convert to fraction form
    573,433.37/860,243.09 = 189,067.43/x
  3. Step 3: Cross multiply
    573,433.37x = 860,243.09 × 189,067.43
  4. Step 4: Simplify right side
    573,433.37x = 162,643,950,201.56
  5. Step 5: Solve for x
    x = 162,643,950,201.56/573,433.37
  6. Step 6: Final answer
    x = 283,631.82

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1.5x scale

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.