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Finding the Fourth Proportional to 225,410.41, 337,578.95 and 130,440.39

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Solution

The fourth proportional to 225,410.41, 337,578.95 and 130,440.39 is: 195,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,410.41 : 337,578.95 = 130,440.39 : x
  2. Step 2: Convert to fraction form
    225,410.41/337,578.95 = 130,440.39/x
  3. Step 3: Cross multiply
    225,410.41x = 337,578.95 × 130,440.39
  4. Step 4: Simplify right side
    225,410.41x = 44,033,929,893.79
  5. Step 5: Solve for x
    x = 44,033,929,893.79/225,410.41
  6. Step 6: Final answer
    x = 195,350.03

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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.