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Finding the Fourth Proportional to 360,787.46, 541,184.82 and 161,117.96

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Solution

The fourth proportional to 360,787.46, 541,184.82 and 161,117.96 is: 241,678.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,787.46 : 541,184.82 = 161,117.96 : x
  2. Step 2: Convert to fraction form
    360,787.46/541,184.82 = 161,117.96/x
  3. Step 3: Cross multiply
    360,787.46x = 541,184.82 × 161,117.96
  4. Step 4: Simplify right side
    360,787.46x = 87,194,594,181.37
  5. Step 5: Solve for x
    x = 87,194,594,181.37/360,787.46
  6. Step 6: Final answer
    x = 241,678.56

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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.