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Finding the Fourth Proportional to 304,201.11, 456,266.80 and 79,583.22

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Solution

The fourth proportional to 304,201.11, 456,266.80 and 79,583.22 is: 119,365.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,201.11 : 456,266.80 = 79,583.22 : x
  2. Step 2: Convert to fraction form
    304,201.11/456,266.80 = 79,583.22/x
  3. Step 3: Cross multiply
    304,201.11x = 456,266.80 × 79,583.22
  4. Step 4: Simplify right side
    304,201.11x = 36,311,182,143.98
  5. Step 5: Solve for x
    x = 36,311,182,143.98/304,201.11
  6. Step 6: Final answer
    x = 119,365.71

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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.