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Finding the Fourth Proportional to 227,215.60, 340,823.64 and 226,887.44

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Solution

The fourth proportional to 227,215.60, 340,823.64 and 226,887.44 is: 340,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,215.60 : 340,823.64 = 226,887.44 : x
  2. Step 2: Convert to fraction form
    227,215.60/340,823.64 = 226,887.44/x
  3. Step 3: Cross multiply
    227,215.60x = 340,823.64 × 226,887.44
  4. Step 4: Simplify right side
    227,215.60x = 77,328,603,171.08
  5. Step 5: Solve for x
    x = 77,328,603,171.08/227,215.60
  6. Step 6: Final answer
    x = 340,331.40

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1.5x scale

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.