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Finding the Fourth Proportional to 573,163.20, 859,168.08 and 236,449.44

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Solution

The fourth proportional to 573,163.20, 859,168.08 and 236,449.44 is: 354,436.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,163.20 : 859,168.08 = 236,449.44 : x
  2. Step 2: Convert to fraction form
    573,163.20/859,168.08 = 236,449.44/x
  3. Step 3: Cross multiply
    573,163.20x = 859,168.08 × 236,449.44
  4. Step 4: Simplify right side
    573,163.20x = 203,149,811,381.88
  5. Step 5: Solve for x
    x = 203,149,811,381.88/573,163.20
  6. Step 6: Final answer
    x = 354,436.24

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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.