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Finding the Fourth Proportional to 365,786.46, 504,957.87 and 275,176.94

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Solution

The fourth proportional to 365,786.46, 504,957.87 and 275,176.94 is: 379,873.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,786.46 : 504,957.87 = 275,176.94 : x
  2. Step 2: Convert to fraction form
    365,786.46/504,957.87 = 275,176.94/x
  3. Step 3: Cross multiply
    365,786.46x = 504,957.87 × 275,176.94
  4. Step 4: Simplify right side
    365,786.46x = 138,952,758,970.73
  5. Step 5: Solve for x
    x = 138,952,758,970.73/365,786.46
  6. Step 6: Final answer
    x = 379,873.98

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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.