Home / 1,098,733.71-1,648,185.77-330,171.41

Finding the Fourth Proportional to 1,098,733.71, 1,648,185.77 and 330,171.41

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Solution

The fourth proportional to 1,098,733.71, 1,648,185.77 and 330,171.41 is: 495,282.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,733.71 : 1,648,185.77 = 330,171.41 : x
  2. Step 2: Convert to fraction form
    1,098,733.71/1,648,185.77 = 330,171.41/x
  3. Step 3: Cross multiply
    1,098,733.71x = 1,648,185.77 × 330,171.41
  4. Step 4: Simplify right side
    1,098,733.71x = 544,183,809,731.05
  5. Step 5: Solve for x
    x = 544,183,809,731.05/1,098,733.71
  6. Step 6: Final answer
    x = 495,282.71

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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.