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Finding the Fourth Proportional to 294,568.17, 441,440.39 and 159,340.34

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Solution

The fourth proportional to 294,568.17, 441,440.39 and 159,340.34 is: 238,787.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,568.17 : 441,440.39 = 159,340.34 : x
  2. Step 2: Convert to fraction form
    294,568.17/441,440.39 = 159,340.34/x
  3. Step 3: Cross multiply
    294,568.17x = 441,440.39 × 159,340.34
  4. Step 4: Simplify right side
    294,568.17x = 70,339,261,832.33
  5. Step 5: Solve for x
    x = 70,339,261,832.33/294,568.17
  6. Step 6: Final answer
    x = 238,787.72

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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.