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Finding the Fourth Proportional to 323,059.98, 445,822.79 and 179,816.95

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Solution

The fourth proportional to 323,059.98, 445,822.79 and 179,816.95 is: 248,147.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,059.98 : 445,822.79 = 179,816.95 : x
  2. Step 2: Convert to fraction form
    323,059.98/445,822.79 = 179,816.95/x
  3. Step 3: Cross multiply
    323,059.98x = 445,822.79 × 179,816.95
  4. Step 4: Simplify right side
    323,059.98x = 80,166,492,324.65
  5. Step 5: Solve for x
    x = 80,166,492,324.65/323,059.98
  6. Step 6: Final answer
    x = 248,147.39

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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.