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Finding the Fourth Proportional to 323,179.97, 445,571.51 and 264,819.74

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Solution

The fourth proportional to 323,179.97, 445,571.51 and 264,819.74 is: 365,109.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,179.97 : 445,571.51 = 264,819.74 : x
  2. Step 2: Convert to fraction form
    323,179.97/445,571.51 = 264,819.74/x
  3. Step 3: Cross multiply
    323,179.97x = 445,571.51 × 264,819.74
  4. Step 4: Simplify right side
    323,179.97x = 117,996,127,877.65
  5. Step 5: Solve for x
    x = 117,996,127,877.65/323,179.97
  6. Step 6: Final answer
    x = 365,109.66

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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.