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Finding the Fourth Proportional to 297,759.75, 410,908.46 and 163,623.75

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Solution

The fourth proportional to 297,759.75, 410,908.46 and 163,623.75 is: 225,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,759.75 : 410,908.46 = 163,623.75 : x
  2. Step 2: Convert to fraction form
    297,759.75/410,908.46 = 163,623.75/x
  3. Step 3: Cross multiply
    297,759.75x = 410,908.46 × 163,623.75
  4. Step 4: Simplify right side
    297,759.75x = 67,234,382,313.81
  5. Step 5: Solve for x
    x = 67,234,382,313.81/297,759.75
  6. Step 6: Final answer
    x = 225,800.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.