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Finding the Fourth Proportional to 498,306.60, 746,568.90 and 303,204.60

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Solution

The fourth proportional to 498,306.60, 746,568.90 and 303,204.60 is: 454,264.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,306.60 : 746,568.90 = 303,204.60 : x
  2. Step 2: Convert to fraction form
    498,306.60/746,568.90 = 303,204.60/x
  3. Step 3: Cross multiply
    498,306.60x = 746,568.90 × 303,204.60
  4. Step 4: Simplify right side
    498,306.60x = 226,363,124,696.94
  5. Step 5: Solve for x
    x = 226,363,124,696.94/498,306.60
  6. Step 6: Final answer
    x = 454,264.75

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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.