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Finding the Fourth Proportional to 329,809.70, 494,714.55 and 152,662.70

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Solution

The fourth proportional to 329,809.70, 494,714.55 and 152,662.70 is: 228,994.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,809.70 : 494,714.55 = 152,662.70 : x
  2. Step 2: Convert to fraction form
    329,809.70/494,714.55 = 152,662.70/x
  3. Step 3: Cross multiply
    329,809.70x = 494,714.55 × 152,662.70
  4. Step 4: Simplify right side
    329,809.70x = 75,524,458,932.29
  5. Step 5: Solve for x
    x = 75,524,458,932.29/329,809.70
  6. Step 6: Final answer
    x = 228,994.05

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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.