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Finding the Fourth Proportional to 365,311.60, 548,053.80 and 115,993.60

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Solution

The fourth proportional to 365,311.60, 548,053.80 and 115,993.60 is: 174,017.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,311.60 : 548,053.80 = 115,993.60 : x
  2. Step 2: Convert to fraction form
    365,311.60/548,053.80 = 115,993.60/x
  3. Step 3: Cross multiply
    365,311.60x = 548,053.80 × 115,993.60
  4. Step 4: Simplify right side
    365,311.60x = 63,570,733,255.68
  5. Step 5: Solve for x
    x = 63,570,733,255.68/365,311.60
  6. Step 6: Final answer
    x = 174,017.83

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1.5x scale

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.