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Finding the Fourth Proportional to 498,334.60, 746,610.90 and 303,232.60

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Solution

The fourth proportional to 498,334.60, 746,610.90 and 303,232.60 is: 454,306.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,334.60 : 746,610.90 = 303,232.60 : x
  2. Step 2: Convert to fraction form
    498,334.60/746,610.90 = 303,232.60/x
  3. Step 3: Cross multiply
    498,334.60x = 746,610.90 × 303,232.60
  4. Step 4: Simplify right side
    498,334.60x = 226,396,764,395.34
  5. Step 5: Solve for x
    x = 226,396,764,395.34/498,334.60
  6. Step 6: Final answer
    x = 454,306.73

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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.