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Finding the Fourth Proportional to 476,601.57, 714,899.94 and 223,880.73

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Solution

The fourth proportional to 476,601.57, 714,899.94 and 223,880.73 is: 335,819.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,601.57 : 714,899.94 = 223,880.73 : x
  2. Step 2: Convert to fraction form
    476,601.57/714,899.94 = 223,880.73/x
  3. Step 3: Cross multiply
    476,601.57x = 714,899.94 × 223,880.73
  4. Step 4: Simplify right side
    476,601.57x = 160,052,320,444.16
  5. Step 5: Solve for x
    x = 160,052,320,444.16/476,601.57
  6. Step 6: Final answer
    x = 335,819.96

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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.