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Finding the Fourth Proportional to 332,187.60, 498,135.60 and 132,441.60

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Solution

The fourth proportional to 332,187.60, 498,135.60 and 132,441.60 is: 198,604.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,187.60 : 498,135.60 = 132,441.60 : x
  2. Step 2: Convert to fraction form
    332,187.60/498,135.60 = 132,441.60/x
  3. Step 3: Cross multiply
    332,187.60x = 498,135.60 × 132,441.60
  4. Step 4: Simplify right side
    332,187.60x = 65,973,875,880.96
  5. Step 5: Solve for x
    x = 65,973,875,880.96/332,187.60
  6. Step 6: Final answer
    x = 198,604.27

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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.