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Finding the Fourth Proportional to 323,003.19, 445,739.99 and 179,763.27

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Solution

The fourth proportional to 323,003.19, 445,739.99 and 179,763.27 is: 248,070.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,003.19 : 445,739.99 = 179,763.27 : x
  2. Step 2: Convert to fraction form
    323,003.19/445,739.99 = 179,763.27/x
  3. Step 3: Cross multiply
    323,003.19x = 445,739.99 × 179,763.27
  4. Step 4: Simplify right side
    323,003.19x = 80,127,679,868.34
  5. Step 5: Solve for x
    x = 80,127,679,868.34/323,003.19
  6. Step 6: Final answer
    x = 248,070.86

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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.