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Finding the Fourth Proportional to 323,013.72, 445,754.46 and 179,773.77

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Solution

The fourth proportional to 323,013.72, 445,754.46 and 179,773.77 is: 248,085.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,013.72 : 445,754.46 = 179,773.77 : x
  2. Step 2: Convert to fraction form
    323,013.72/445,754.46 = 179,773.77/x
  3. Step 3: Cross multiply
    323,013.72x = 445,754.46 × 179,773.77
  4. Step 4: Simplify right side
    323,013.72x = 80,134,959,768.51
  5. Step 5: Solve for x
    x = 80,134,959,768.51/323,013.72
  6. Step 6: Final answer
    x = 248,085.31

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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.