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Finding the Fourth Proportional to 348,414.03, 522,495.63 and 120,647.97

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Solution

The fourth proportional to 348,414.03, 522,495.63 and 120,647.97 is: 180,928.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,414.03 : 522,495.63 = 120,647.97 : x
  2. Step 2: Convert to fraction form
    348,414.03/522,495.63 = 120,647.97/x
  3. Step 3: Cross multiply
    348,414.03x = 522,495.63 × 120,647.97
  4. Step 4: Simplify right side
    348,414.03x = 63,038,037,093.37
  5. Step 5: Solve for x
    x = 63,038,037,093.37/348,414.03
  6. Step 6: Final answer
    x = 180,928.53

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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.