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Finding the Fourth Proportional to 333,280.73, 500,046.39 and 198,422.62

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Solution

The fourth proportional to 333,280.73, 500,046.39 and 198,422.62 is: 297,708.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,280.73 : 500,046.39 = 198,422.62 : x
  2. Step 2: Convert to fraction form
    333,280.73/500,046.39 = 198,422.62/x
  3. Step 3: Cross multiply
    333,280.73x = 500,046.39 × 198,422.62
  4. Step 4: Simplify right side
    333,280.73x = 99,220,512,325.11
  5. Step 5: Solve for x
    x = 99,220,512,325.11/333,280.73
  6. Step 6: Final answer
    x = 297,708.52

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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.