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Finding the Fourth Proportional to 606,576.60, 908,067.78 and 449,510.04

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Solution

The fourth proportional to 606,576.60, 908,067.78 and 449,510.04 is: 672,933.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,576.60 : 908,067.78 = 449,510.04 : x
  2. Step 2: Convert to fraction form
    606,576.60/908,067.78 = 449,510.04/x
  3. Step 3: Cross multiply
    606,576.60x = 908,067.78 × 449,510.04
  4. Step 4: Simplify right side
    606,576.60x = 408,185,584,110.51
  5. Step 5: Solve for x
    x = 408,185,584,110.51/606,576.60
  6. Step 6: Final answer
    x = 672,933.29

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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.