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Finding the Fourth Proportional to 323,008.19, 445,746.89 and 179,768.27

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Solution

The fourth proportional to 323,008.19, 445,746.89 and 179,768.27 is: 248,077.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,008.19 : 445,746.89 = 179,768.27 : x
  2. Step 2: Convert to fraction form
    323,008.19/445,746.89 = 179,768.27/x
  3. Step 3: Cross multiply
    323,008.19x = 445,746.89 × 179,768.27
  4. Step 4: Simplify right side
    323,008.19x = 80,131,147,273.18
  5. Step 5: Solve for x
    x = 80,131,147,273.18/323,008.19
  6. Step 6: Final answer
    x = 248,077.76

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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.