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Finding the Fourth Proportional to 441,789.75, 662,684.63 and 109,365.75

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Solution

The fourth proportional to 441,789.75, 662,684.63 and 109,365.75 is: 164,048.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,789.75 : 662,684.63 = 109,365.75 : x
  2. Step 2: Convert to fraction form
    441,789.75/662,684.63 = 109,365.75/x
  3. Step 3: Cross multiply
    441,789.75x = 662,684.63 × 109,365.75
  4. Step 4: Simplify right side
    441,789.75x = 72,475,001,026.59
  5. Step 5: Solve for x
    x = 72,475,001,026.59/441,789.75
  6. Step 6: Final answer
    x = 164,048.63

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Similar ratio
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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.