Home / 627,872.60-941,239.29-228,231.11

Finding the Fourth Proportional to 627,872.60, 941,239.29 and 228,231.11

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Solution

The fourth proportional to 627,872.60, 941,239.29 and 228,231.11 is: 342,139.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,872.60 : 941,239.29 = 228,231.11 : x
  2. Step 2: Convert to fraction form
    627,872.60/941,239.29 = 228,231.11/x
  3. Step 3: Cross multiply
    627,872.60x = 941,239.29 × 228,231.11
  4. Step 4: Simplify right side
    627,872.60x = 214,820,087,932.31
  5. Step 5: Solve for x
    x = 214,820,087,932.31/627,872.60
  6. Step 6: Final answer
    x = 342,139.61

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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.