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Finding the Fourth Proportional to 303,635.54, 454,954.79 and 103,846.92

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Solution

The fourth proportional to 303,635.54, 454,954.79 and 103,846.92 is: 155,599.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,635.54 : 454,954.79 = 103,846.92 : x
  2. Step 2: Convert to fraction form
    303,635.54/454,954.79 = 103,846.92/x
  3. Step 3: Cross multiply
    303,635.54x = 454,954.79 × 103,846.92
  4. Step 4: Simplify right side
    303,635.54x = 47,245,653,161.51
  5. Step 5: Solve for x
    x = 47,245,653,161.51/303,635.54
  6. Step 6: Final answer
    x = 155,599.88

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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.