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Finding the Fourth Proportional to 244,216.60, 366,324.90 and 214,692.10

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Solution

The fourth proportional to 244,216.60, 366,324.90 and 214,692.10 is: 322,038.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,216.60 : 366,324.90 = 214,692.10 : x
  2. Step 2: Convert to fraction form
    244,216.60/366,324.90 = 214,692.10/x
  3. Step 3: Cross multiply
    244,216.60x = 366,324.90 × 214,692.10
  4. Step 4: Simplify right side
    244,216.60x = 78,647,062,063.29
  5. Step 5: Solve for x
    x = 78,647,062,063.29/244,216.60
  6. Step 6: Final answer
    x = 322,038.15

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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.