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Finding the Fourth Proportional to 365,295.60, 548,029.80 and 115,977.60

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Solution

The fourth proportional to 365,295.60, 548,029.80 and 115,977.60 is: 173,993.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,295.60 : 548,029.80 = 115,977.60 : x
  2. Step 2: Convert to fraction form
    365,295.60/548,029.80 = 115,977.60/x
  3. Step 3: Cross multiply
    365,295.60x = 548,029.80 × 115,977.60
  4. Step 4: Simplify right side
    365,295.60x = 63,559,180,932.48
  5. Step 5: Solve for x
    x = 63,559,180,932.48/365,295.60
  6. Step 6: Final answer
    x = 173,993.83

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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.