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Finding the Fourth Proportional to 349,241.21, 481,954.79 and 204,055.52

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Solution

The fourth proportional to 349,241.21, 481,954.79 and 204,055.52 is: 281,597.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,241.21 : 481,954.79 = 204,055.52 : x
  2. Step 2: Convert to fraction form
    349,241.21/481,954.79 = 204,055.52/x
  3. Step 3: Cross multiply
    349,241.21x = 481,954.79 × 204,055.52
  4. Step 4: Simplify right side
    349,241.21x = 98,345,532,880.17
  5. Step 5: Solve for x
    x = 98,345,532,880.17/349,241.21
  6. Step 6: Final answer
    x = 281,597.74

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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.