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Finding the Fourth Proportional to 442,494.14, 610,640.79 and 241,290.14

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Solution

The fourth proportional to 442,494.14, 610,640.79 and 241,290.14 is: 332,979.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,494.14 : 610,640.79 = 241,290.14 : x
  2. Step 2: Convert to fraction form
    442,494.14/610,640.79 = 241,290.14/x
  3. Step 3: Cross multiply
    442,494.14x = 610,640.79 × 241,290.14
  4. Step 4: Simplify right side
    442,494.14x = 147,341,601,708.81
  5. Step 5: Solve for x
    x = 147,341,601,708.81/442,494.14
  6. Step 6: Final answer
    x = 332,979.78

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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.