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Finding the Fourth Proportional to 304,105.44, 456,212.96 and 104,374.24

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Solution

The fourth proportional to 304,105.44, 456,212.96 and 104,374.24 is: 156,580.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,105.44 : 456,212.96 = 104,374.24 : x
  2. Step 2: Convert to fraction form
    304,105.44/456,212.96 = 104,374.24/x
  3. Step 3: Cross multiply
    304,105.44x = 456,212.96 × 104,374.24
  4. Step 4: Simplify right side
    304,105.44x = 47,616,880,978.15
  5. Step 5: Solve for x
    x = 47,616,880,978.15/304,105.44
  6. Step 6: Final answer
    x = 156,580.17

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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.