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Finding the Fourth Proportional to 304,680.60, 457,114.26 and 136,342.60

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Solution

The fourth proportional to 304,680.60, 457,114.26 and 136,342.60 is: 204,555.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,680.60 : 457,114.26 = 136,342.60 : x
  2. Step 2: Convert to fraction form
    304,680.60/457,114.26 = 136,342.60/x
  3. Step 3: Cross multiply
    304,680.60x = 457,114.26 × 136,342.60
  4. Step 4: Simplify right side
    304,680.60x = 62,324,146,705.48
  5. Step 5: Solve for x
    x = 62,324,146,705.48/304,680.60
  6. Step 6: Final answer
    x = 204,555.68

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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.