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Finding the Fourth Proportional to 476,553.48, 714,620.25 and 223,905.84

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Solution

The fourth proportional to 476,553.48, 714,620.25 and 223,905.84 is: 335,760.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,553.48 : 714,620.25 = 223,905.84 : x
  2. Step 2: Convert to fraction form
    476,553.48/714,620.25 = 223,905.84/x
  3. Step 3: Cross multiply
    476,553.48x = 714,620.25 × 223,905.84
  4. Step 4: Simplify right side
    476,553.48x = 160,007,647,357.26
  5. Step 5: Solve for x
    x = 160,007,647,357.26/476,553.48
  6. Step 6: Final answer
    x = 335,760.11

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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.