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Finding the Fourth Proportional to 227,050.40, 340,575.60 and 202,118.60

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Solution

The fourth proportional to 227,050.40, 340,575.60 and 202,118.60 is: 303,177.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,050.40 : 340,575.60 = 202,118.60 : x
  2. Step 2: Convert to fraction form
    227,050.40/340,575.60 = 202,118.60/x
  3. Step 3: Cross multiply
    227,050.40x = 340,575.60 × 202,118.60
  4. Step 4: Simplify right side
    227,050.40x = 68,836,663,466.16
  5. Step 5: Solve for x
    x = 68,836,663,466.16/227,050.40
  6. Step 6: Final answer
    x = 303,177.90

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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.