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Finding the Fourth Proportional to 329,207.04, 493,843.46 and 89,324.76

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Solution

The fourth proportional to 329,207.04, 493,843.46 and 89,324.76 is: 133,996.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,207.04 : 493,843.46 = 89,324.76 : x
  2. Step 2: Convert to fraction form
    329,207.04/493,843.46 = 89,324.76/x
  3. Step 3: Cross multiply
    329,207.04x = 493,843.46 × 89,324.76
  4. Step 4: Simplify right side
    329,207.04x = 44,112,448,095.45
  5. Step 5: Solve for x
    x = 44,112,448,095.45/329,207.04
  6. Step 6: Final answer
    x = 133,996.07

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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.