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Finding the Fourth Proportional to 304,360.85, 420,152.48 and 181,896.44

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Solution

The fourth proportional to 304,360.85, 420,152.48 and 181,896.44 is: 251,097.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,360.85 : 420,152.48 = 181,896.44 : x
  2. Step 2: Convert to fraction form
    304,360.85/420,152.48 = 181,896.44/x
  3. Step 3: Cross multiply
    304,360.85x = 420,152.48 × 181,896.44
  4. Step 4: Simplify right side
    304,360.85x = 76,424,237,358.93
  5. Step 5: Solve for x
    x = 76,424,237,358.93/304,360.85
  6. Step 6: Final answer
    x = 251,097.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.