Home / 333,285.20-498,469.80-298,001.60

Finding the Fourth Proportional to 333,285.20, 498,469.80 and 298,001.60

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Solution

The fourth proportional to 333,285.20, 498,469.80 and 298,001.60 is: 445,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,285.20 : 498,469.80 = 298,001.60 : x
  2. Step 2: Convert to fraction form
    333,285.20/498,469.80 = 298,001.60/x
  3. Step 3: Cross multiply
    333,285.20x = 498,469.80 × 298,001.60
  4. Step 4: Simplify right side
    333,285.20x = 148,544,797,951.68
  5. Step 5: Solve for x
    x = 148,544,797,951.68/333,285.20
  6. Step 6: Final answer
    x = 445,698.75

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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.