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Finding the Fourth Proportional to 367,046.70, 550,915.65 and 227,078.70

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Solution

The fourth proportional to 367,046.70, 550,915.65 and 227,078.70 is: 340,831.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,046.70 : 550,915.65 = 227,078.70 : x
  2. Step 2: Convert to fraction form
    367,046.70/550,915.65 = 227,078.70/x
  3. Step 3: Cross multiply
    367,046.70x = 550,915.65 × 227,078.70
  4. Step 4: Simplify right side
    367,046.70x = 125,101,209,611.66
  5. Step 5: Solve for x
    x = 125,101,209,611.66/367,046.70
  6. Step 6: Final answer
    x = 340,831.86

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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.