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Finding the Fourth Proportional to 302,081.60, 452,733.60 and 231,611.60

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Solution

The fourth proportional to 302,081.60, 452,733.60 and 231,611.60 is: 347,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,081.60 : 452,733.60 = 231,611.60 : x
  2. Step 2: Convert to fraction form
    302,081.60/452,733.60 = 231,611.60/x
  3. Step 3: Cross multiply
    302,081.60x = 452,733.60 × 231,611.60
  4. Step 4: Simplify right side
    302,081.60x = 104,858,353,469.76
  5. Step 5: Solve for x
    x = 104,858,353,469.76/302,081.60
  6. Step 6: Final answer
    x = 347,119.30

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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.