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Finding the Fourth Proportional to 301,277.58, 451,914.30 and 76,635.96

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Solution

The fourth proportional to 301,277.58, 451,914.30 and 76,635.96 is: 114,953.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,277.58 : 451,914.30 = 76,635.96 : x
  2. Step 2: Convert to fraction form
    301,277.58/451,914.30 = 76,635.96/x
  3. Step 3: Cross multiply
    301,277.58x = 451,914.30 × 76,635.96
  4. Step 4: Simplify right side
    301,277.58x = 34,632,886,218.23
  5. Step 5: Solve for x
    x = 34,632,886,218.23/301,277.58
  6. Step 6: Final answer
    x = 114,953.41

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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.