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Finding the Fourth Proportional to 365,793.14, 547,979.85 and 269,555.72

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Solution

The fourth proportional to 365,793.14, 547,979.85 and 269,555.72 is: 403,810.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,793.14 : 547,979.85 = 269,555.72 : x
  2. Step 2: Convert to fraction form
    365,793.14/547,979.85 = 269,555.72/x
  3. Step 3: Cross multiply
    365,793.14x = 547,979.85 × 269,555.72
  4. Step 4: Simplify right side
    365,793.14x = 147,711,103,758.74
  5. Step 5: Solve for x
    x = 147,711,103,758.74/365,793.14
  6. Step 6: Final answer
    x = 403,810.48

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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.