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Finding the Fourth Proportional to 366,252.72, 504,253.80 and 285,576.72

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Solution

The fourth proportional to 366,252.72, 504,253.80 and 285,576.72 is: 393,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,252.72 : 504,253.80 = 285,576.72 : x
  2. Step 2: Convert to fraction form
    366,252.72/504,253.80 = 285,576.72/x
  3. Step 3: Cross multiply
    366,252.72x = 504,253.80 × 285,576.72
  4. Step 4: Simplify right side
    366,252.72x = 144,003,146,251.54
  5. Step 5: Solve for x
    x = 144,003,146,251.54/366,252.72
  6. Step 6: Final answer
    x = 393,179.73

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1.5x scale

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.