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Finding the Fourth Proportional to 333,745.40, 500,672.70 and 109,040.60

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Solution

The fourth proportional to 333,745.40, 500,672.70 and 109,040.60 is: 163,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,745.40 : 500,672.70 = 109,040.60 : x
  2. Step 2: Convert to fraction form
    333,745.40/500,672.70 = 109,040.60/x
  3. Step 3: Cross multiply
    333,745.40x = 500,672.70 × 109,040.60
  4. Step 4: Simplify right side
    333,745.40x = 54,593,651,611.62
  5. Step 5: Solve for x
    x = 54,593,651,611.62/333,745.40
  6. Step 6: Final answer
    x = 163,578.74

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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.