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Finding the Fourth Proportional to 442,686.94, 610,906.71 and 241,481.50

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Solution

The fourth proportional to 442,686.94, 610,906.71 and 241,481.50 is: 333,243.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,686.94 : 610,906.71 = 241,481.50 : x
  2. Step 2: Convert to fraction form
    442,686.94/610,906.71 = 241,481.50/x
  3. Step 3: Cross multiply
    442,686.94x = 610,906.71 × 241,481.50
  4. Step 4: Simplify right side
    442,686.94x = 147,522,668,690.87
  5. Step 5: Solve for x
    x = 147,522,668,690.87/442,686.94
  6. Step 6: Final answer
    x = 333,243.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.