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Finding the Fourth Proportional to 370,241.64, 555,584.76 and 159,879.60

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Solution

The fourth proportional to 370,241.64, 555,584.76 and 159,879.60 is: 239,915.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,241.64 : 555,584.76 = 159,879.60 : x
  2. Step 2: Convert to fraction form
    370,241.64/555,584.76 = 159,879.60/x
  3. Step 3: Cross multiply
    370,241.64x = 555,584.76 × 159,879.60
  4. Step 4: Simplify right side
    370,241.64x = 88,826,669,194.90
  5. Step 5: Solve for x
    x = 88,826,669,194.90/370,241.64
  6. Step 6: Final answer
    x = 239,915.39

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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.