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Finding the Fourth Proportional to 303,245.76, 454,548.80 and 113,582.36

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Solution

The fourth proportional to 303,245.76, 454,548.80 and 113,582.36 is: 170,253.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,245.76 : 454,548.80 = 113,582.36 : x
  2. Step 2: Convert to fraction form
    303,245.76/454,548.80 = 113,582.36/x
  3. Step 3: Cross multiply
    303,245.76x = 454,548.80 × 113,582.36
  4. Step 4: Simplify right side
    303,245.76x = 51,628,725,439.17
  5. Step 5: Solve for x
    x = 51,628,725,439.17/303,245.76
  6. Step 6: Final answer
    x = 170,253.74

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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.