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Finding the Fourth Proportional to 348,842.46, 481,396.44 and 195,881.84

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Solution

The fourth proportional to 348,842.46, 481,396.44 and 195,881.84 is: 270,313.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,842.46 : 481,396.44 = 195,881.84 : x
  2. Step 2: Convert to fraction form
    348,842.46/481,396.44 = 195,881.84/x
  3. Step 3: Cross multiply
    348,842.46x = 481,396.44 × 195,881.84
  4. Step 4: Simplify right side
    348,842.46x = 94,296,820,436.65
  5. Step 5: Solve for x
    x = 94,296,820,436.65/348,842.46
  6. Step 6: Final answer
    x = 270,313.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.