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Finding the Fourth Proportional to 401,975.60, 603,352.20 and 244,511.60

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Solution

The fourth proportional to 401,975.60, 603,352.20 and 244,511.60 is: 367,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,975.60 : 603,352.20 = 244,511.60 : x
  2. Step 2: Convert to fraction form
    401,975.60/603,352.20 = 244,511.60/x
  3. Step 3: Cross multiply
    401,975.60x = 603,352.20 × 244,511.60
  4. Step 4: Simplify right side
    401,975.60x = 147,526,611,785.52
  5. Step 5: Solve for x
    x = 147,526,611,785.52/401,975.60
  6. Step 6: Final answer
    x = 367,003.90

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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.