Home / 332,391.20-498,003.60-272,904.80

Finding the Fourth Proportional to 332,391.20, 498,003.60 and 272,904.80

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Solution

The fourth proportional to 332,391.20, 498,003.60 and 272,904.80 is: 408,878.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,391.20 : 498,003.60 = 272,904.80 : x
  2. Step 2: Convert to fraction form
    332,391.20/498,003.60 = 272,904.80/x
  3. Step 3: Cross multiply
    332,391.20x = 498,003.60 × 272,904.80
  4. Step 4: Simplify right side
    332,391.20x = 135,907,572,857.28
  5. Step 5: Solve for x
    x = 135,907,572,857.28/332,391.20
  6. Step 6: Final answer
    x = 408,878.37

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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.