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Finding the Fourth Proportional to 366,685.73, 550,029.06 and 100,448.58

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Solution

The fourth proportional to 366,685.73, 550,029.06 and 100,448.58 is: 150,673.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,685.73 : 550,029.06 = 100,448.58 : x
  2. Step 2: Convert to fraction form
    366,685.73/550,029.06 = 100,448.58/x
  3. Step 3: Cross multiply
    366,685.73x = 550,029.06 × 100,448.58
  4. Step 4: Simplify right side
    366,685.73x = 55,249,638,035.73
  5. Step 5: Solve for x
    x = 55,249,638,035.73/366,685.73
  6. Step 6: Final answer
    x = 150,673.00

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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.