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Finding the Fourth Proportional to 350,508.54, 483,702.03 and 189,363.53

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Solution

The fourth proportional to 350,508.54, 483,702.03 and 189,363.53 is: 261,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,508.54 : 483,702.03 = 189,363.53 : x
  2. Step 2: Convert to fraction form
    350,508.54/483,702.03 = 189,363.53/x
  3. Step 3: Cross multiply
    350,508.54x = 483,702.03 × 189,363.53
  4. Step 4: Simplify right side
    350,508.54x = 91,595,525,078.22
  5. Step 5: Solve for x
    x = 91,595,525,078.22/350,508.54
  6. Step 6: Final answer
    x = 261,321.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.