Home / 276,467.14-414,668-162,683.20

Finding the Fourth Proportional to 276,467.14, 414,668 and 162,683.20

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Solution

The fourth proportional to 276,467.14, 414,668 and 162,683.20 is: 244,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,467.14 : 414,668 = 162,683.20 : x
  2. Step 2: Convert to fraction form
    276,467.14/414,668 = 162,683.20/x
  3. Step 3: Cross multiply
    276,467.14x = 414,668 × 162,683.20
  4. Step 4: Simplify right side
    276,467.14x = 67,459,517,177.60
  5. Step 5: Solve for x
    x = 67,459,517,177.60/276,467.14
  6. Step 6: Final answer
    x = 244,005.55

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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.