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Finding the Fourth Proportional to 802,995.92, 1,204,292.24 and 329,811.92

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Solution

The fourth proportional to 802,995.92, 1,204,292.24 and 329,811.92 is: 494,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,995.92 : 1,204,292.24 = 329,811.92 : x
  2. Step 2: Convert to fraction form
    802,995.92/1,204,292.24 = 329,811.92/x
  3. Step 3: Cross multiply
    802,995.92x = 1,204,292.24 × 329,811.92
  4. Step 4: Simplify right side
    802,995.92x = 397,189,935,915.50
  5. Step 5: Solve for x
    x = 397,189,935,915.50/802,995.92
  6. Step 6: Final answer
    x = 494,635.06

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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.