Home / 332,045.20-498,197.40-121,704.40

Finding the Fourth Proportional to 332,045.20, 498,197.40 and 121,704.40

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Solution

The fourth proportional to 332,045.20, 498,197.40 and 121,704.40 is: 182,604.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,045.20 : 498,197.40 = 121,704.40 : x
  2. Step 2: Convert to fraction form
    332,045.20/498,197.40 = 121,704.40/x
  3. Step 3: Cross multiply
    332,045.20x = 498,197.40 × 121,704.40
  4. Step 4: Simplify right side
    332,045.20x = 60,632,815,648.56
  5. Step 5: Solve for x
    x = 60,632,815,648.56/332,045.20
  6. Step 6: Final answer
    x = 182,604.10

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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.