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Finding the Fourth Proportional to 336,705.64, 505,058.52 and 224,604.80

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Solution

The fourth proportional to 336,705.64, 505,058.52 and 224,604.80 is: 336,907.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,705.64 : 505,058.52 = 224,604.80 : x
  2. Step 2: Convert to fraction form
    336,705.64/505,058.52 = 224,604.80/x
  3. Step 3: Cross multiply
    336,705.64x = 505,058.52 × 224,604.80
  4. Step 4: Simplify right side
    336,705.64x = 113,438,567,872.90
  5. Step 5: Solve for x
    x = 113,438,567,872.90/336,705.64
  6. Step 6: Final answer
    x = 336,907.24

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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.