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Finding the Fourth Proportional to 304,134.48, 419,601.60 and 183,230.10

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Solution

The fourth proportional to 304,134.48, 419,601.60 and 183,230.10 is: 252,794.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,134.48 : 419,601.60 = 183,230.10 : x
  2. Step 2: Convert to fraction form
    304,134.48/419,601.60 = 183,230.10/x
  3. Step 3: Cross multiply
    304,134.48x = 419,601.60 × 183,230.10
  4. Step 4: Simplify right side
    304,134.48x = 76,883,643,128.16
  5. Step 5: Solve for x
    x = 76,883,643,128.16/304,134.48
  6. Step 6: Final answer
    x = 252,794.89

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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.