Home / 492,764.46-739,146.15-118,787.46

Finding the Fourth Proportional to 492,764.46, 739,146.15 and 118,787.46

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Solution

The fourth proportional to 492,764.46, 739,146.15 and 118,787.46 is: 178,181.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,764.46 : 739,146.15 = 118,787.46 : x
  2. Step 2: Convert to fraction form
    492,764.46/739,146.15 = 118,787.46/x
  3. Step 3: Cross multiply
    492,764.46x = 739,146.15 × 118,787.46
  4. Step 4: Simplify right side
    492,764.46x = 87,801,293,727.28
  5. Step 5: Solve for x
    x = 87,801,293,727.28/492,764.46
  6. Step 6: Final answer
    x = 178,181.06

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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.