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Finding the Fourth Proportional to 228,597.89, 342,131.81 and 225,573.44

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Solution

The fourth proportional to 228,597.89, 342,131.81 and 225,573.44 is: 337,605.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,597.89 : 342,131.81 = 225,573.44 : x
  2. Step 2: Convert to fraction form
    228,597.89/342,131.81 = 225,573.44/x
  3. Step 3: Cross multiply
    228,597.89x = 342,131.81 × 225,573.44
  4. Step 4: Simplify right side
    228,597.89x = 77,175,846,476.60
  5. Step 5: Solve for x
    x = 77,175,846,476.60/228,597.89
  6. Step 6: Final answer
    x = 337,605.25

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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.