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Finding the Fourth Proportional to 329,769.60, 494,366.40 and 224,246.40

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Solution

The fourth proportional to 329,769.60, 494,366.40 and 224,246.40 is: 336,173.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,769.60 : 494,366.40 = 224,246.40 : x
  2. Step 2: Convert to fraction form
    329,769.60/494,366.40 = 224,246.40/x
  3. Step 3: Cross multiply
    329,769.60x = 494,366.40 × 224,246.40
  4. Step 4: Simplify right side
    329,769.60x = 110,859,885,480.96
  5. Step 5: Solve for x
    x = 110,859,885,480.96/329,769.60
  6. Step 6: Final answer
    x = 336,173.76

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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.