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Finding the Fourth Proportional to 450,376.27, 675,660.78 and 166,067.64

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Solution

The fourth proportional to 450,376.27, 675,660.78 and 166,067.64 is: 249,136.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,376.27 : 675,660.78 = 166,067.64 : x
  2. Step 2: Convert to fraction form
    450,376.27/675,660.78 = 166,067.64/x
  3. Step 3: Cross multiply
    450,376.27x = 675,660.78 × 166,067.64
  4. Step 4: Simplify right side
    450,376.27x = 112,205,386,966.52
  5. Step 5: Solve for x
    x = 112,205,386,966.52/450,376.27
  6. Step 6: Final answer
    x = 249,136.99

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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.