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Finding the Fourth Proportional to 453,081.92, 678,144.08 and 333,107.04

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Solution

The fourth proportional to 453,081.92, 678,144.08 and 333,107.04 is: 498,573.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,081.92 : 678,144.08 = 333,107.04 : x
  2. Step 2: Convert to fraction form
    453,081.92/678,144.08 = 333,107.04/x
  3. Step 3: Cross multiply
    453,081.92x = 678,144.08 × 333,107.04
  4. Step 4: Simplify right side
    453,081.92x = 225,894,567,182.32
  5. Step 5: Solve for x
    x = 225,894,567,182.32/453,081.92
  6. Step 6: Final answer
    x = 498,573.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.