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Finding the Fourth Proportional to 323,065.88, 445,820.99 and 179,822.24

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Solution

The fourth proportional to 323,065.88, 445,820.99 and 179,822.24 is: 248,149.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,065.88 : 445,820.99 = 179,822.24 : x
  2. Step 2: Convert to fraction form
    323,065.88/445,820.99 = 179,822.24/x
  3. Step 3: Cross multiply
    323,065.88x = 445,820.99 × 179,822.24
  4. Step 4: Simplify right side
    323,065.88x = 80,168,529,060.82
  5. Step 5: Solve for x
    x = 80,168,529,060.82/323,065.88
  6. Step 6: Final answer
    x = 248,149.17

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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.