Home / 863,283.18-1,295,042.94-294,511.57

Finding the Fourth Proportional to 863,283.18, 1,295,042.94 and 294,511.57

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Solution

The fourth proportional to 863,283.18, 1,295,042.94 and 294,511.57 is: 441,807.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,283.18 : 1,295,042.94 = 294,511.57 : x
  2. Step 2: Convert to fraction form
    863,283.18/1,295,042.94 = 294,511.57/x
  3. Step 3: Cross multiply
    863,283.18x = 1,295,042.94 × 294,511.57
  4. Step 4: Simplify right side
    863,283.18x = 381,405,123,001.60
  5. Step 5: Solve for x
    x = 381,405,123,001.60/863,283.18
  6. Step 6: Final answer
    x = 441,807.66

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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.