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Finding the Fourth Proportional to 336,737.98, 505,245.48 and 247,237.71

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Solution

The fourth proportional to 336,737.98, 505,245.48 and 247,237.71 is: 370,958.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,737.98 : 505,245.48 = 247,237.71 : x
  2. Step 2: Convert to fraction form
    336,737.98/505,245.48 = 247,237.71/x
  3. Step 3: Cross multiply
    336,737.98x = 505,245.48 × 247,237.71
  4. Step 4: Simplify right side
    336,737.98x = 124,915,735,463.05
  5. Step 5: Solve for x
    x = 124,915,735,463.05/336,737.98
  6. Step 6: Final answer
    x = 370,958.26

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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.