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Finding the Fourth Proportional to 367,087.60, 550,631.40 and 117,794.80

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Solution

The fourth proportional to 367,087.60, 550,631.40 and 117,794.80 is: 176,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,087.60 : 550,631.40 = 117,794.80 : x
  2. Step 2: Convert to fraction form
    367,087.60/550,631.40 = 117,794.80/x
  3. Step 3: Cross multiply
    367,087.60x = 550,631.40 × 117,794.80
  4. Step 4: Simplify right side
    367,087.60x = 64,861,515,636.72
  5. Step 5: Solve for x
    x = 64,861,515,636.72/367,087.60
  6. Step 6: Final answer
    x = 176,692.20

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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.