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Finding the Fourth Proportional to 304,388.06, 419,960.31 and 183,566.30

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Solution

The fourth proportional to 304,388.06, 419,960.31 and 183,566.30 is: 253,264.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,388.06 : 419,960.31 = 183,566.30 : x
  2. Step 2: Convert to fraction form
    304,388.06/419,960.31 = 183,566.30/x
  3. Step 3: Cross multiply
    304,388.06x = 419,960.31 × 183,566.30
  4. Step 4: Simplify right side
    304,388.06x = 77,090,560,253.55
  5. Step 5: Solve for x
    x = 77,090,560,253.55/304,388.06
  6. Step 6: Final answer
    x = 253,264.07

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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.