Home / 627,942.97-942,165.96-228,611.35

Finding the Fourth Proportional to 627,942.97, 942,165.96 and 228,611.35

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Solution

The fourth proportional to 627,942.97, 942,165.96 and 228,611.35 is: 343,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,942.97 : 942,165.96 = 228,611.35 : x
  2. Step 2: Convert to fraction form
    627,942.97/942,165.96 = 228,611.35/x
  3. Step 3: Cross multiply
    627,942.97x = 942,165.96 × 228,611.35
  4. Step 4: Simplify right side
    627,942.97x = 215,389,832,039.65
  5. Step 5: Solve for x
    x = 215,389,832,039.65/627,942.97
  6. Step 6: Final answer
    x = 343,008.59

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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.