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Finding the Fourth Proportional to 441,105.40, 662,003.70 and 204,477.40

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Solution

The fourth proportional to 441,105.40, 662,003.70 and 204,477.40 is: 306,876.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,105.40 : 662,003.70 = 204,477.40 : x
  2. Step 2: Convert to fraction form
    441,105.40/662,003.70 = 204,477.40/x
  3. Step 3: Cross multiply
    441,105.40x = 662,003.70 × 204,477.40
  4. Step 4: Simplify right side
    441,105.40x = 135,364,795,366.38
  5. Step 5: Solve for x
    x = 135,364,795,366.38/441,105.40
  6. Step 6: Final answer
    x = 306,876.31

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1.5x scale

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.