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Finding the Fourth Proportional to 336,466.36, 504,621.66 and 99,751.96

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Solution

The fourth proportional to 336,466.36, 504,621.66 and 99,751.96 is: 149,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,466.36 : 504,621.66 = 99,751.96 : x
  2. Step 2: Convert to fraction form
    336,466.36/504,621.66 = 99,751.96/x
  3. Step 3: Cross multiply
    336,466.36x = 504,621.66 × 99,751.96
  4. Step 4: Simplify right side
    336,466.36x = 50,336,999,643.45
  5. Step 5: Solve for x
    x = 50,336,999,643.45/336,466.36
  6. Step 6: Final answer
    x = 149,604.85

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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.