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Finding the Fourth Proportional to 306,338.54, 459,508.01 and 95,992.88

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Solution

The fourth proportional to 306,338.54, 459,508.01 and 95,992.88 is: 143,989.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,338.54 : 459,508.01 = 95,992.88 : x
  2. Step 2: Convert to fraction form
    306,338.54/459,508.01 = 95,992.88/x
  3. Step 3: Cross multiply
    306,338.54x = 459,508.01 × 95,992.88
  4. Step 4: Simplify right side
    306,338.54x = 44,109,494,485.46
  5. Step 5: Solve for x
    x = 44,109,494,485.46/306,338.54
  6. Step 6: Final answer
    x = 143,989.38

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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.